460 Senior Developers jobs in Chicago

- Proficient in Full Stack Development as well as multiple design techniques

Working proficiency in Full Stack toolset to design, develop, test, deploy, maintain and improve software

- Strong understanding of Agile methodologies with ability to work in at least one of the common frameworks

- Strong understanding of techniques such as Continuous Integration, Continuous Delivery, Test Driven Development, Cloud Development, application resiliency and security
- Proficiency in one or more general purpose programming languages
Working proficiency in a portion of software engineering disciplines and demonstrates understanding of overall software skills including business analysis, development, testing, deployment, maintenance and improvement of Software

Job Requirements

Rithum™ is the world's most trusted commerce network, accelerating how brands, suppliers, and retailers work together to deliver seamless e-commerce experiences. We provide an unmatched platform for brands and retailers, enabling them to accelerate growth, optimize operations across channels, scale product offerings and enhance margins.

Today, more than 40,000 companies trust Rithum to grow their business across hundreds of channels, representing over $50 billion in annual GMV. Using our commerce, marketing, and delivery solutions, our customers create optimized consumer shopping journeys from beginning to end.

Overview

As a Developer Productivity Software Engineer at Rithum, you play a pivotal role in enhancing the productivity and efficiency of our development teams. You are responsible for designing, developing, and maintaining tools, systems, and processes that streamline the software development lifecycle, enabling developers to deliver high-quality software faster and with greater ease. You demonstrate a blend of technical expertise, problem-solving skills, and a passion for improving developer experiences. Additionally, you support AI-driven initiatives by integrating intelligent automation into developer workflows and exploring opportunities to leverage AI technologies to further accelerate engineering velocity.

Responsibilities

• Design, build, and maintain internal tools and frameworks that improve developer productivity, including CI/CD pipelines, build systems, and development environments.
• Automate repetitive tasks and processes to reduce manual effort and minimize errors, ensuring a seamless and efficient development workflow.
• Collaborate closely with development teams, DevOps, Platform Engineering teams and other stakeholders to identify pain points and areas for improvement in the development process.
• Continuously monitor and analyze development workflows, identifying bottlenecks and implementing solutions to optimize performance and efficiency.
• Create clear and comprehensive documentation for tools and processes and provide training and support to developers to ensure effective use.
• Explore and integrate AI technologies to automate development tasks, optimize CI/CD pipelines, and enhance tooling intelligence.
• Stay updated with the latest industry trends and technologies and proactively propose innovative solutions to enhance developer productivity.

• 2+ years of prior experience in software development, platform engineering, or DevOps role, with a record of accomplishment of improving developer productivity and efficiency.
• Proficiency in programming languages such as TypeScript, C#, Python, Java, JavaScript, and experience with build systems, CI/CD pipelines, and version control systems (e.g., Github, Azure Devops, Gitlab CI/CD).
• Strong analytical and problem-solving abilities, with a focus on optimizing workflows and processes.
• Excellent communication and interpersonal skills, with the ability to work effectively with cross-functional teams.
• Strong understanding of software engineering fundamentals, including object-oriented design, modular architecture, and maintainable coding practices.

• Bachelor's degree in computer science, engineering, or a related field or equivalent practical experience demonstrating strong software engineering fundamentals.
• Experience with cloud platforms (e.g., AWS, Azure, GCP) and containerization technologies (e.g., Docker, Kubernetes).
• Experience with Agile development practices and tools.
• Proficiency in scripting languages such as Bash or PowerShell.

• Partner with the leading brands and retailers.
• Connect with passionate professionals who will help support your goals.
• Participate in an inclusive, welcoming work atmosphere.
• Achieve work-life balance through remote-first working conditions, generous time off, and wellness days.
• Receive industry-competitive compensation and total rewards benefits.

• Medical, dental and vision benefits: Affordable health care plans and company HSA contributions, starting on Day 1
• A 6% 401(k) match
• Competitive time off package with 20 days of Paid Time Off, 9 Company-Paid holidays, 2 paid floating holidays, 7 paid sick days, 2 Wellness days, and 1 Paid Volunteer Day; at 3 years of service PTO increases to 22 days, and at 5 years it increases to 25 days
• 12 weeks primary caregiver leave & 4 weeks secondary caregiver leave
• Accident, critical illness, and hospital indemnity insurance
• Pet insurance
• Legal assistance and identity theft insurance plans
• Life insurance 2x salary
• Access to the Calm app and the Employee Assistance Program
• $5/month Remote work stipend for internet
• Culture and team-building activities
• Tuition assistance
• Career development opportunities
• Charitable contribution match up to 250 per year

We are the makers of possible  

BD is one of the largest global medical technology companies in the world. Advancing the world of health™ is our Purpose, and it’s no small feat. It takes the imagination and passion of all of us—from design and engineering to the manufacturing and marketing of our billions of MedTech products per year—to look at the impossible and find transformative solutions that turn dreams into possibilities. 

We believe that the human element, across our global teams, is what allows us to continually evolve. Join us and discover an environment in which you’ll be supported to learn, grow and become your best self. Become a maker of possible with us. 

The Pyxis ES Development team currently are looking for software engineers. Candidates who would fit well in this position have an educational background in computer science or related degree, ideally possess some real-world experience working in collaborative, enterprise environments, are knowledgeable of the C# stack, Go, Rust and/or modern web frameworks (especially React/NodeJS, Spring, Ruby, etc), collaborate well with high-pace, high-performing agile teams, and are passionate about personal and team growth. 

Duties & Responsibilities:

• Perform software design and implementation, following coding guidelines and considering system characteristics to produce optimal performance, reliability, and maintainability

• Conduct software evaluation and testing of own software, software from other engineering staff, and third-party software

• Provide technical documentation for the design, implementation and testing of the software

• Attend design review meetings as needed to adhere to the software development procedures

• Document and repair errors related to software

• Enhance professional growth and development through participation in educational programs, current literature, in-service meetings and workshops

• Work with cross-functional project teams to complete Product Engineering projects with minimal guidance

• Develop cohesive interpersonal working relationships with all peers and team members

• Work with source code management tools (e.g. Github) and work tracking tools (e.g. JIRA)

• Bachelor's Degree in Computer Science or related field

• Knowledge of software design principles and implementation practices

• Ability to work in collaborative, high-pace agile teams

• Experience with source code management tools (e.g., GitHub)

• Familiarity with work tracking tools (e.g., JIRA)

• Strong interpersonal skills and ability to work cross-functionally
  
   

• 6+ months of internship or industry experience

• Experience with C# stack, Go, Rust, and/or modern web frameworks

• Specific experience with React and GO

• Knowledge of container frameworks

• Experience with security implementation (TLS/PKI, OAuth 2.0)

• Familiarity with messaging systems (Kafka, RabbitMQ)

• Database knowledge (SQL Server, MySQL)

• Experience with monitoring, management, observability, and log collation systems

• Demonstrated experience with microservices architectures

• Experience with both on-premise and cloud native system deployments

At BD, we prioritize on-site collaboration because we believe it fosters creativity, innovation, and effective problem-solving, which are essential in the fast-paced healthcare industry. For most roles, we require a minimum of 4 days of in-office presence per week to maintain our culture of excellence and ensure smooth operations, while also recognizing the importance of flexibility and work-life balance. Remote or field-based positions will have different workplace arrangements which will be indicated in the job posting.

For certain roles at BD, employment is contingent upon the Company’s receipt of sufficient proof that you are fully vaccinated against COVID-19. In some locations, testing for COVID-19 may be available and/or required. Consistent with BD’s Workplace Accommodations Policy, requests for accommodation will be considered pursuant to applicable law.

Why Join Us?

A career at BD means being part of a team that values your opinions and contributions and that encourages you to bring your authentic self to work. It’s also a place where we help each other be great, we do what’s right, we hold each other accountable, and learn and improve every day.  

To find purpose in the possibilities, we need people who can see the bigger picture, who understand the human story that underpins everything we do. We welcome people with the imagination and drive to help us reinvent the future of health. At BD, you’ll discover a culture in which you can learn, grow, and thrive. And find satisfaction in doing your part to make the world a better place.  

To learn more about BD visit 

Becton, Dickinson, and Company is an Equal Opportunity Employer. We evaluate applicants without regard to race, color, religion, age, sex, creed, national origin, ancestry, citizenship status, marital or domestic or civil union status, familial status, affectional or sexual orientation, gender identity or expression, genetics, disability, military eligibility or veteran status, and other legally-protected characteristics.

#earlycareer

Required Skills

Optional Skills

.

At BD, we are strongly committed to investing in our associates—their well-being and development, and in providing rewards and recognition opportunities that promote a performance-based culture. We demonstrate this commitment by offering a valuable, competitive package of compensation and benefits programs which you can learn more about on our Careers Site under Our Commitment to You.

Salary or hourly rate ranges have been implemented to reward associates fairly and competitively, as well as to support recognition of associates’ progress, ranging from entry level to experts in their field, and talent mobility. There are many factors, such as location, that contribute to the range displayed. The salary or hourly rate offered to a successful candidate is based on experience, education, skills, and any step rate pay system of the actual work location, as applicable to the role or position. Salary or hourly pay ranges may vary for Field-based and Remote roles.

Salary Range Information

A stable and rapidly growing fintech company in Chicago is looking to add a strong mid-level developer to their team. Ideally, you would have the ability to come onsite to their office in the Loop 2-3x/wk.

They are looking for a developer that is proficient with C# and has experience working with APIs, any experience working with AI or LLMs would also be very helpful. This is also a great opportunity to diversify your technical skillset and stay current with new technologies

Requirements:

• Experience with C#
• API experience
• Openness to work with new tools/technology

Pluses:

• AI or LLM experience
• Experience with building and maintaining data pipelines

Perks:

• Medical/Dental/Vision
• PTO 401k Matching
• Hybrid flexibility

Compensation:
$120,000-$150,000 per year

We are the makers of possible  

BD is one of the largest global medical technology companies in the world. Advancing the world of health™ is our Purpose, and it’s no small feat. It takes the imagination and passion of all of us—from design and engineering to the manufacturing and marketing of our billions of MedTech products per year—to look at the impossible and find transformative solutions that turn dreams into possibilities. 

We believe that the human element, across our global teams, is what allows us to continually evolve. Join us and discover an environment in which you’ll be supported to learn, grow and become your best self. Become a maker of possible with us. 

The Pyxis ES Development team currently are looking for software engineers. Candidates who would fit well in this position have an educational background in computer science or related degree, ideally possess some real-world experience working in collaborative, enterprise environments, are knowledgeable of the C# stack, Go, Rust and/or modern web frameworks (especially React/NodeJS, Spring, Ruby, etc), collaborate well with high-pace, high-performing agile teams, and are passionate about personal and team growth. 

Duties & Responsibilities:

• Perform software design and implementation, following coding guidelines and considering system characteristics to produce optimal performance, reliability, and maintainability

• Conduct software evaluation and testing of own software, software from other engineering staff, and third-party software

• Provide technical documentation for the design, implementation and testing of the software

• Attend design review meetings as needed to adhere to the software development procedures

• Document and repair errors related to software

• Enhance professional growth and development through participation in educational programs, current literature, in-service meetings and workshops

• Work with cross-functional project teams to complete Product Engineering projects with minimal guidance

• Develop cohesive interpersonal working relationships with all peers and team members

• Work with source code management tools (e.g. Github) and work tracking tools (e.g. JIRA)

• Bachelor's Degree in Computer Science or related field

• Knowledge of software design principles and implementation practices

• Ability to work in collaborative, high-pace agile teams

• Experience with source code management tools (e.g., GitHub)

• Familiarity with work tracking tools (e.g., JIRA)

• Strong interpersonal skills and ability to work cross-functionally
  
   

• 6+ months of internship or industry experience

• Experience with C# stack, Go, Rust, and/or modern web frameworks

• Specific experience with React and GO

• Knowledge of container frameworks

• Experience with security implementation (TLS/PKI, OAuth 2.0)

• Familiarity with messaging systems (Kafka, RabbitMQ)

• Database knowledge (SQL Server, MySQL)

• Experience with monitoring, management, observability, and log collation systems

• Demonstrated experience with microservices architectures

• Experience with both on-premise and cloud native system deployments

At BD, we prioritize on-site collaboration because we believe it fosters creativity, innovation, and effective problem-solving, which are essential in the fast-paced healthcare industry. For most roles, we require a minimum of 4 days of in-office presence per week to maintain our culture of excellence and ensure smooth operations, while also recognizing the importance of flexibility and work-life balance. Remote or field-based positions will have different workplace arrangements which will be indicated in the job posting.

For certain roles at BD, employment is contingent upon the Company’s receipt of sufficient proof that you are fully vaccinated against COVID-19. In some locations, testing for COVID-19 may be available and/or required. Consistent with BD’s Workplace Accommodations Policy, requests for accommodation will be considered pursuant to applicable law.

Why Join Us?

A career at BD means being part of a team that values your opinions and contributions and that encourages you to bring your authentic self to work. It’s also a place where we help each other be great, we do what’s right, we hold each other accountable, and learn and improve every day.  

To find purpose in the possibilities, we need people who can see the bigger picture, who understand the human story that underpins everything we do. We welcome people with the imagination and drive to help us reinvent the future of health. At BD, you’ll discover a culture in which you can learn, grow, and thrive. And find satisfaction in doing your part to make the world a better place.  

To learn more about BD visit 

Becton, Dickinson, and Company is an Equal Opportunity Employer. We evaluate applicants without regard to race, color, religion, age, sex, creed, national origin, ancestry, citizenship status, marital or domestic or civil union status, familial status, affectional or sexual orientation, gender identity or expression, genetics, disability, military eligibility or veteran status, and other legally-protected characteristics.

#earlycareer

Required Skills

Optional Skills

.

At BD, we are strongly committed to investing in our associates—their well-being and development, and in providing rewards and recognition opportunities that promote a performance-based culture. We demonstrate this commitment by offering a valuable, competitive package of compensation and benefits programs which you can learn more about on our Careers Site under Our Commitment to You.

Salary or hourly rate ranges have been implemented to reward associates fairly and competitively, as well as to support recognition of associates’ progress, ranging from entry level to experts in their field, and talent mobility. There are many factors, such as location, that contribute to the range displayed. The salary or hourly rate offered to a successful candidate is based on experience, education, skills, and any step rate pay system of the actual work location, as applicable to the role or position. Salary or hourly pay ranges may vary for Field-based and Remote roles.

Salary Range Information

NinjaHoldings was founded in 2017 by a team seeking to revolutionize the way everyday Americans interact with financial services. Through our CreditNinja and NinjaCard brands, we empower people overlooked by traditional financial institutions to take control of their finances via a full suite of digital banking and lending products, providing incentives and rewards along the way as we guide them on a path to financial improvement. Through our NinjaEdge brand, we help companies better understand their customers by offering a package of bespoke underwriting, fraud detection, and analytics services. With offices in Chicago, Miami, and around the world through the power of remote work, we are a lean and innovative team always seeking like-minded talent to join us in our fight to disrupt consumer finance.

Job Summary

The Software Engineer will be responsible for building new systems, enhancing and refactoring existing systems, integrating with external systems, and performance projects. This person will work with the existing team of developers, QA and Product Managers to design and implement features, have input on roadmaps and bring prior experience to ensure a world class product. You will work closely with your technical lead to shape the overall Engineering vision and roadmap.

This person has built systems from the ground up and had to deal with bad design assumptions and scaling issues. The right candidate has developed good design instincts through a mix of seeing 'what not to do' as well as being a 'student' of good design.

You'll be part of a team that works in one of the following areas.

• Customer Communication - how we communicate with our customers & potential customers. I.e. email, sms, snail mail
• Identity - managing customer and potential customer information
• Decisions - Decision systems for bidding on marketing leads and automatically making underwriting decisions.
• Portfolio Management - Systems responsible for managing the life cycle of our lending and banking products such as integrations to external payment processing systems

• Design, develop or modify software and/or software systems and also taking the service architecture into consideration
• Analyze user needs to determine how software should be built or if existing software should be modified
• Translate business requirements and specifications into usable and scalable software
• Lead design and code reviews
• Participate in discussions about the team's future vision and strategy

• 3+ years of professional experience as a backend software engineer for non-trivial web applications
• 3+ years of Ruby on Rails, bonus point for Hotwire Turbo/Stimulus + Tailwind experience
• Thinks critically about work to guarantee business functionality. Understands and takes into account business goals into their technical decisions
• Can break down large initiatives into incrementally implementable deliverables
• Strong communication ability to describe complex problems and solutions
• Able to work across teams to tackle complex issues
• Extensive experience with data model design for relational databases

• Extensive experience using SQL to investigate non-trivial issues or to create complex reporting
• Strong experience on the Frontend or the infrastructure (DevOps)
• Prior FinTech experience

• Competitive salary and benefits package
• Flexible, remote work
• Fun, fast-paced work environment
• Dynamic start-up culture
• Ability to make an immediate impact in a growth stage company
• Convenient downtown Chicago office located in the heart of the city
• Equal opportunity employer

Software Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: None

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Primary Purpose:

Under direct supervision, participate in research and innovation efforts on complex solutions to security challenges in telecommunications and IP/computer networking equipment in the cyber security domain on multiple hardware platforms utilizing Linux and/or Unix-based operating systems.

More About This Role:

You will demonstrate breadth and flexibility by contributing at various levels of software development from infrastructure through application, including full stack development, to control customized embedded communication systems. You will be part of a team that solves the most complex networking and communications challenges facing the U.S. Federal Government. You will help deliver groundbreaking research, and advanced networking and communications solutions that provide an information advantage that contributes to the mission and operational success of CACI customers.

Duties and Responsibilities:

• Work from existing design specifications to implement, test and document software solutions in telecommunications and IP/computer networking equipment in the cyber security domain.

• Work with a product development team to develop concepts, identify creative solutions to user requests and assess feasibility of these solutions.

• Participate in technical activities spanning multiple technical disciplines including security analysis, software/tool development, software test, development environment and system infrastructure.

• Work in a telecommunications development lab environment, use automation tools and lab test equipment, including protocol analyzers

• Operate effectively and comfortably in a team environment

• Travel to other CACI Locations or Customer Sites as necessary

• Understand and adhere to all CACI Ethical and Compliance policies

• Proactively ensure a safe work environment and adhere to CACI EH&S policies and procedures

• Perform other duties as required

Minimum Education and Experience:

• Bachelor's Degree in Computer Engineering, Computer Science, Electrical Engineering or related technical discipline and 0-5 years of experience or an equivalent combination of education, skills, and experience.

• Experience with RISC-V assembly

• Familiarity with Device Drivers

• Ability to operate and code in the hardware Layers

• Knowledge of Kernel

• Software development skills in current languages such as: C, C++, JAVA, Python

Skills and Knowledge:

• Familiar with software engineering process concepts from requirements reviews, code inspection, and system test plan creation to system validation

• Use of development tools (e.g. editors, compliers, debuggers)

• Knowledge of IP networking and/or telecommunications equipment installation, configuration and maintenance

• Some experience debugging system-level issues with various lab equipment

• Knowledge of Microsoft software applications and other software applications as required

• Knowledge of IP based telephony including its architecture, configuration and maintenance is desired

These Qualifications Would Be Nice to Have:

• Familiar with development in either Windows, Linux and/or Unix-based operating systems

• Software development skills in current languages such as: JavaScript, ARM, MIPS, x86 or comparable languages.

• Familiarity with software security concepts such as intrusion detection, cryptography, authentication, firewalls, secure coding practices

• Experience debugging system-level issues with various lab equipment

• Knowledge of Internet routing techniques protocols and tools

• Willingness and ability to quickly learn new technologies

• Strong oral and written communication skills

• Ability to work both independently and as a collaborative team member

There is no clearance requirement to begin employment. However, as a requirement of continued employment in this position you will be required to obtain a Top Secret clearance.

___

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Your potential is limitless. So is ours.

Learn more about CACI here. (

___

Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here ( .

The proposed salary range for this position is:

$63,800 - 127,500 USD

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Aquatic was founded with a shared passion for tackling some of the most complex challenges in one of the world's most competitive arenas-global financial markets. From the very beginning, we have been driven by a deep commitment to applying cutting-edge scientific research and technological innovation to deliver unparalleled performance. Our journey is one of continuous growth and exploration, marked by a spirit of curiosity and relentless drive for excellence.

At Aquatic, we are actively recruiting for a Software Engineer experienced in developing, managing, and maintaining Machine Learning systems in production. In this role, you will partner with the Quantitative Research team to build battle-tested production trading systems and create automated infrastructure to accelerate delivery of new models to live trading.

Role Details:

• Develop and manage high quality, robust and efficient data and model pipelines
• Build tools that bring our models to live trading efficiently and in an automated, reproducible fashion
• Improve capabilities, performance, reliability, scalability and throughput of trading systems
• Work closely with quantitative, portfolio researchers to improve the profitability of trading tactics

• At least 4+ years of full-time professional software development experience
• Previous experience with building and maintaining production machine learning systems and/or real-time data ingestion
• Strong background in software engineering
• Expertise in Python and/or C++
• Comfortable with iterative software development; high standards for software quality and hygiene
• No experience required in finance and/or quantitative trading; interest is beneficial

• Strong bias for action
• Driven by accountability and internal urgency
• Desire to independently seek best solutions
• Preference for working in a team that focuses on delivering results aligned with Research goals
• Comfortable providing and receiving actionable feedback in a collaborative team setting
• Motivated by an ambitious environment and driven colleagues

• Benefits: For full-time employees, fully paid medical, dental, and vision for employees and dependents, competitive 401k plan, employer-paid life & disability insurance
• Perks: Wellness programs, casual dress, snacks, lunch, game room, team and company events
• Development: Open environment to maximize learning and knowledge sharing
• Time: Generous PTO, paid holidays, competitive paid caregiver leaves