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Senior Backend Developer Jobs in Addison, IL (NOW HIRING)

ELEKS

Senior Scala Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

... Senior Scala Developer in Chicago, IL ... The role involves designing and maintaining scalable backend services, enhancing distributed ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... back-end, mobile, cloud, and DevOps environments. * Minimum 5 years' experience in hands-on ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... back-end, mobile, cloud, and DevOps environments. * Minimum 5 years' experience in hands-on ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... back-end, mobile, cloud, and DevOps environments. * Minimum 5 years' experience in hands-on ...

Kunai

Senior Software Engineer

Chicago, IL

$126K - $166K/yr

We are seeking a Senior Software Engineer to join a high-impact digital payments modernization ... You will work across scalable backend services, performance testing frameworks, and application ...

Tovala

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

We're looking for a Senior Software Engineer to join our engineering team and help us build the ... Our current backend stack is Go and AWS, but we value your ability to learn and adapt over specific ...

Aspinity

Senior Software Engineer

Chicago, IL · On-site

$130 - $160/hr

Our current backend stack is Go and AWS, but we value your ability to learn and adapt over specific language experience. * Own problems end‑to‑end. You'll scope work, make technical decisions ...

Tovala

Senior Software Engineer

Chicago, IL

$126K - $166K/yr

We're looking for a Senior Software Engineer to join our engineering team and help us build the ... Our current backend stack is Go and AWS, but we value your ability to learn and adapt over specific ...

Tovala

Senior Software Engineer

Chicago, IL

$130K - $160K/yr

We're looking for a Senior Software Engineer to join our engineering team and help us build the ... Our current backend stack is Go and AWS, but we value your ability to learn and adapt over specific ...

Mindlance

Senior Web Developer

Chicago, IL · On-site

They are seeking a Senior Web Developer to develop websites and Internet applications, utilizing ... back-end Web-based applications, and Web/Internet services. • Will involve coding and ...

Kunai

Senior Software Engineer

Chicago, IL

$126K - $166K/yr

We are seeking a Senior Software Engineer to join a high-impact digital payments modernization ... You will work across scalable backend services, performance testing frameworks, and application ...

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All JobsBackend Developer JobsSenior Backend Developer JobsSenior Backend Developer Jobs in Addison, IL

Senior Backend Developer information

See Addison, IL salary details

$64.1K

$140.1K

$190.9K

How much do senior backend developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for senior backend developer in Addison, IL is $140,100.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,700.00 and $156,800.00 per year, depending on experience, location, and employer.

What does a senior backend developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the key skills and qualifications needed to thrive as a senior backend developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges senior backend developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

What are the most commonly searched types of Backend Developer jobs in Addison, IL?

The most popular types of Backend Developer jobs in Addison, IL are:

What job categories do people searching Senior Backend Developer jobs in Addison, IL look for?

The top searched job categories for Senior Backend Developer jobs in Addison, IL are:

What cities near Addison, IL are hiring for Senior Backend Developer jobs?

Cities near Addison, IL with the most Senior Backend Developer job openings:

Senior Backend Developer jobs near you

Senior/Staff Backend Engineer, Platform, Consumer Apps - Klover

Attain

Chicago, IL • On-site

Full-time

Re-posted yesterday

Job description

About Attain
Klover's engineering team powers one of the fastest-growing fintech platforms in the U.S., supporting over one million active users each month. Our systems process and move more than $1.5 billion annually, enabling real-time access to financial tools, rewards, and services that help people improve their day-to-day lives.
As part of this team, you'll help design, build, and scale the systems that underpin Klover's core products and platform. You'll work on high-impact, production-grade systems that prioritize reliability, security, and performance, and that integrate with a broad ecosystem of internal and external services. The work you do will directly shape how users interact with Klover's products, access their money, and experience transparent, low-fee financial services.
Klover engineers collaborate closely with colleagues across backend, frontend, data science, and product teams to deliver scalable, high-quality solutions for a rapidly growing user base. You'll have the opportunity to work with modern technologies and architectures while helping define and evolve the next generation of inclusive, data-powered financial products-building systems and interfaces that emphasize reliability, privacy, and performance at scale.
Attain Office Hybrid Schedule (where applicable):
  • Chicago, IL: 4 days in-office; 1 day remote
You'll be a great fit for the role if
  • You are excited to build and scale backend systems that support financial products and real-time payments
  • You thrive in environments where data integrity, security, and performance are critical
  • You are excited to build microservices using Rust and Go
  • You have a willingness to learn and teach in a collaborative environment
  • You're eager to leverage and develop using AI tools
  • You've been complimented on how well you participate in an open feedback environment

What your day to day will look like
  • Build and evolve microservices that handle high-volume financial and transactional data
  • Design and implement APIs that securely connect to third-party payment processors, banks, and fintech partners
  • Write thoughtful & quality code that is readable, testable, and easily maintainable
  • Develop data-driven services that power account management, transaction history, and financial insights
  • Strive for excellent development practices and careful code architecture that is built around rapid releases
  • Work cross-functionally with backend, mobile, and product teams to consistently release high-quality, customer-focused financial features
  • Adhere to, and improve upon, our agile process through requirement documents, sprint retrospectives, and other regular cadence meetings

Preferred Qualifications
  • 5+ years of experience building backend services in production environments
  • Experience in the financial technology, payments, or banking systems industry
  • Familiarity with compliance, security, and data privacy standards (e.g., SOC 2, PCI DSS, GDPR)
  • Experience designing transactional and event-driven systems for payments, reconciliation systems, or ledger-like applications
  • Familiarity with microservice or Service-oriented Architecture
  • Experience using gRPC, protobuf, or GraphQL
  • Expert knowledge of SQL and experience designing data models for financial data integrity
  • Experience with message queues or event streams (e.g., Kafka, RabbitMQ)
  • Experience with cloud environments such as AWS, GCP, or Azure

We're excited to hear from you.
At Attain, we are passionate about finding people to continuously help us grow our organization. We encourage you to apply, even if your experience doesn't match every detail of the job description. If we don't see something that immediately fits, we will keep your resume on file for future opportunities.

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