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Senior Back End Developer Jobs in Illinois (NOW HIRING)

Honor

Senior Backend Engineer

Chicago, IL · Remote

$160K - $180K/yr

As a Senior Backend Engineer at Honor: * You care about building systems that have real-world impact. * You're creative and curious, and enjoy thinking outside the box. * You thrive in diverse, cross ...

Ubiety

Senior Backend Engineer

Chicago, IL · On-site

$110K - $140K/yr

We are seeking a Senior Backend Software Engineer to architect, implement, and optimize the core ... Timely implementation of features while successfully partnering with Front-End, DevOps, and Product ...

Worldpay, Inc.

Senior Backend Engineer

Chicago, IL · Hybrid

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with designers, engineers, and product managers to set goals and clarify priorities. Your focus will be on ...

FIS

Senior Backend Engineer

Chicago, IL · Hybrid

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with designers, engineers, and product managers to set goals and clarify priorities. Your focus will be on ...

SYSTEGRATION INC

Sr. Backend Java Developer

Chicago, IL · On-site

$124K - $161K/yr

We are helping our Direct Client (Fortune 100 company) to look for Top Notch/Expert Sr. Backend Java Developer for 100% Onsite Multi-Year Contract role in Chicago Downtown, Immediate Start! Client ...

SYSTEGRATION INC

Sr. Backend Java Developer

Chicago, IL · On-site

$124K - $161K/yr

We are helping our Direct Client (Fortune 100 company) to look for Top Notch/Expert Sr. Backend Java Developer for 100% Onsite Multi-Year Contract role in Chicago Downtown, Immediate Start! Client ...

Teal Media

Senior WordPress Backend Developer

Chicago, IL · On-site +1

$115K - $135K/yr

Teal Media is looking for a Senior WordPress Backend Developer who's a thoughtful problem-solver and hands-on builder. This role is a client-facing technical lead who partners with designers ...

FIS

Senior Backend Engineer

Chicago, IL

$97K - $195K/yr

As a Senior Software Engineer, your day will be filled with exciting challenges and opportunities ... Engage in full-stack development, from backend systems to user interfaces. Work with technologies ...

Worldpay, Inc.

Senior Backend Engineer

Chicago, IL · On-site

$97K - $195K/yr

As a Senior Software Engineer, your day will be filled with exciting challenges and opportunities ... Engage in full-stack development, from backend systems to user interfaces. Work with technologies ...

SITE Technologies

Senior Backend Software Engineer

IL · On-site +1

SITE Technologies is seeking a thoughtful and versatile Senior Backend Software Engineer to help ... Improve CI/CD pipelines, release practices, automated testing, and developer workflows * Develop ...

Jobsbridge

Senior Java (Back-End) Developer

Chicago, IL

$124K - $161K/yr

Play a critical role in creating multiple backend applications. Be comfortable delivering high ... Rock-solid programming skills. Experience with MongoDB. Experience with JSON, and RESTful web ...

Yourco, Inc

Senior Backend Engineer

Chicago, IL · On-site

You dislike over-engineering and can design simple solutions to complex problems. * You have experience planning your own work. You prefer planning work before coding. * You enjoy working with and ...

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Showing results 1-20

All JobsBack End Developer JobsSenior Back End Developer JobsSenior Back End Developer Jobs in Illinois

Senior Back End Developer information

See Illinois salary details

$62K

$135.5K

$184.6K

How much do senior back end developer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior back end developer in Illinois is $135,507.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,800.00 and $151,700.00 per year, depending on experience, location, and employer.

What are some common challenges senior back end developers face when working on large-scale systems?

Senior Back End Developers often encounter challenges such as ensuring system scalability, maintaining high performance under increased load, and designing robust APIs that can evolve over time. They must also address complex data consistency issues and integrate with multiple third-party services or legacy systems. Collaborating closely with front end, DevOps, and QA teams is crucial to align on architecture decisions and streamline deployment processes, making strong communication and problem-solving skills essential.

What is the difference between Senior Back End Developer vs Backend Engineer?

AspectSenior Back End DeveloperBackend Engineer
Required CredentialsBachelor's in CS or related field, experience in backend developmentBachelor's in CS or related field, experience in backend systems
Work EnvironmentCollaborates with front-end developers, product managers, and QA teamsWorks on server-side logic, database integration, and API development
Industry UsageCommon in tech companies, startups, and enterprise software firmsUsed across similar industries, often interchangeably with Senior Back End Developer

Both roles require similar technical skills and educational backgrounds, focusing on server-side development. The main difference lies in the seniority level and scope of responsibilities, with Senior Back End Developers typically taking on more leadership and complex project tasks compared to Backend Engineers.

What are the key skills and qualifications needed to thrive as a senior back end developer?

To thrive as a Senior Back End Developer, you need advanced programming skills (such as in Python, Java, or Node.js), a deep understanding of server-side architecture, and experience with databases, often backed by a degree in computer science or related fields. Familiarity with frameworks (like Django or Spring), RESTful APIs, cloud platforms (AWS, Azure, or GCP), and version control systems (such as Git) is typically required, along with relevant certifications. Strong problem-solving, collaboration, and communication skills help you deliver robust solutions and mentor junior developers. These skills ensure scalable, secure, and maintainable back-end systems that are vital for reliable business operations.

What is a senior back end developer?

Senior Back End Developers are experienced software engineers who specialize in building and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They collaborate with front end developers and other team members to ensure seamless integration and optimal performance of applications. Their responsibilities often include designing system architecture, optimizing code for scalability, implementing security best practices, and mentoring junior developers. Senior Back End Developers typically have several years of experience and a deep understanding of programming languages such as Java, Python, Ruby, or Node.js.
What are the most commonly searched types of Back End Developer jobs in Illinois? The most popular types of Back End Developer jobs in Illinois are:
What are popular job titles related to Senior Back End Developer jobs in Illinois? For Senior Back End Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Senior Back End Developer jobs in Illinois look for? The top searched job categories for Senior Back End Developer jobs in Illinois are:
What cities in Illinois are hiring for Senior Back End Developer jobs? Cities in Illinois with the most Senior Back End Developer job openings:
Senior Back End Developer jobs near you
Infographic showing various Senior Back End Developer job openings in Illinois as of August 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 72% In-person, 2% Hybrid, and 26% Remote job distribution, with an average salary of $135,507 per year, or $65.1 per hour.

Senior Back-End Engineer - Work From Home

Next Step Systems

Chicago, IL • On-site, Remote

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 6 days ago

Job description

Senior Back-End Engineer - Work From Home
This Senior Back-End Engineer position is a 100% Remote opportunity. Compensation includes salary plus equity and the company fully covers cost of medical, dental and vision insurance for employee, spouse and children!
As a Senior Back-End Engineer, you will join us at the early stages to envision and build innovative banking technology solution and products from the ground up. The Senior Backend Engineer will cover all primary development activity across all technology functions that ensure we deliver code with high quality for our applications, products and services. The Senior Backend Engineer will work closely with the product team and Frontend Engineers to ensure system consistency for customers' needs and user experience.
Ideally, you should have a successful track record of design, development, and implementation of software and can demonstrate experience of technology expertise in integration, launch, scaling, and maintenance of new and existing products and solutions. You should have the ability to contribute to a team culture that inspires excellence in what we deliver, collaboration in how we deliver it, and the innovation that will enable us to help customers with their financial service needs.
Responsibilities:
- Participate in the entire application lifecycle, focusing on coding and debugging.
- Write clean code to develop functional web applications.
- Troubleshoot and debug applications.
- Perform UI tests to optimize performance.
- Manage cutting-edge technologies to improve legacy applications.
- Collaborate with Front-end developers to integrate user-facing elements with server-side logic.
- Gather and address technical and design requirements.
- Provide training and support to internal teams.
- Build reusable code and libraries for future use.
- Liaise with developers, designers, and system administrators to identify new features.
- Follow emerging technologies.
- Work closely with Product, QA, Dev-Ops, Customer Success and management.
Qualifications:
- 5+ years of experience with Java.
- Extensive knowledge and experience with: Java Spring Boot, JPA, Hibernate, Databases (RDS is a bonus), Microservices, docker, K8s/Kubernetes (EKS is a bonus), Elasticsearch.
- Strong analytical and debugging skills.
- Building organized processes and structured formal documentation.
- B.Sc. or higher in Computer Science or equivalent.
Benefits include medical insurance, retirement plan, PTO, etc. Salary: 80K+ DOE. Keywords: Chicago IL Jobs, Senior Back-End Engineer, Java, Java Spring Boot, Hibernate, Microservices, Docker, Kubernetes, Elasticsearch, Software Developer, Software Engineer, Programmer Analyst, Programming, Chicago Recruiters, IT Jobs, Chicago Recruiting
Looking to hire for similar positions in Chicago, IL or in other cities? Our IT recruiting agencies and staffing companies can help.
We help companies that are looking to hire Senior Back-End Engineers for jobs Chicago, Illinois and in other cities too. Please contact our IT recruiting agencies and IT staffing companies today! Phone 630-428-0600 ext 11 or email us at jobs@nextstepsystems.com. Click here to submit your resume for this job and others.
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