Senior Backend Software Engineer

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Job Description

We are FIS. Our technology powers the world's economy and our teams bring innovation to life. We champion diversity to deliver the best products and solutions for our colleagues, clients and communities. If you're ready to start learning, growing and making an impact with a career in fintech, we'd like to know: Are you FIS?

NOTE:

• This position is hybrid (3 days onsite) in our FIS Office locations in Chicago (Illinois), Milwaukee (Wisconsin), Atlanta (Georgia) and Jacksonville (Florida).
• Current and future sponsorship not available for this position

About the Team:

We are the premiere digital transformation partner for financial institutions committed to the future of banking and to creating safe and personalized customer experiences that help people better manage their financial lives. Our fully integrated and flexible platform is built on years of digital lending experience, enabling digital agility within months and a full suite of end-to-end consumer, small business and embedded finance solutions that fit the way people want to bank.

FIS technology powers the world's economy and our teams bring innovation to life. If you are ready to start learning, growing, and making an impact with a career in fintech, we encourage you to apply. Are you FIS?

About the Role:

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 driving Java and Spring Boot-based services, APIs, and integrations that power scalable fintech applications, while staying close enough to the front-end to guide smooth end-to-end delivery. You'll also drive adoption of AI-assisted engineering practices, setting the tone for how others on your team should leverage AI for code quality, reviews, and system design.Throughout the day, you'll lead technical design discussions, provide high-level estimates (LOEs), and prioritize features versus technical debt. You'll unblock developers, assign work, and ensure test coverage and documentation are complete. You'll coordinate across teams on large-scale service dependencies, guide code reviews, and troubleshoot complex production issues. By day's end, you'll review pull requests, mentor engineers, and refine sprint goals, balancing hands-on coding in the back-end stack with setting the technical direction of the team.

What You Will Be Doing:

Back-End Leadership & Technical Direction

• Drive technical designs for services, APIs, and integrations using Java and Spring Boot
• Provide LOEs, assess trade-offs between features vs. tech debt, and guide sprint planning
• Ensure robust unit/component/appflow test coverage and technical documentation

Hands-On Development

• Write clean, scalable, and secure back-end code powering microservices and APIs
• Integrate services with data stores (PostgreSQL, Redis) and event-driven systems (ActiveMQ, Temporal)
• Troubleshoot issues across distributed services, environments, and configs

Team Leadership & Quality

• Assign and unblock work across sprints, ensuring the team delivers on priorities
• Conduct and coordinate code reviews for complex PRs
• Mentor engineers, raising the bar on technical depth and coding practices
• Partner with QA on test strategies and ensure high-quality releases
• Champion AI-forward best practices, mentoring engineers on integrating AI tools into their workflow

Cross-Team & Stakeholder Coordination

• Collaborate with product managers, architects, and other teams on release scope and dependencies
• Support release deployments, tenant configurations, and environment setup
• Lead post-mortem reviews and continuous improvement efforts
• Communicate technical status and project risks to stakeholders

What you Bring:

• 8+ years of software development experience, with deep back-end expertise in Java, Spring Boot, and RESTful APIs/microservices
• Experience designing and integrating large-scale, service-oriented architecture
• Experience adopting or guiding teams in AI-driven development workflows
• Experience with several of the following present in the environment; Java, Spring Boot, Micronaut, Temporal, ActiveMQ, PostgreSQL, Redis, Kubernetes, AWS, Jenkins, Git, ReactJS
• Familiarity with event-driven systems (ActiveMQ, Temporal) and data stores (PostgreSQL, Redis)
• Some front-end exposure (JavaScript/TypeScript, React) to support end-to-end coordination
• Experience leading engineering teams or serving as a Tech Lead, mentoring, reviewing code, and driving technical strategy
• Strong understanding of performance tuning, scalability, and distributed system challenges
• Comfortable in agile environments with tools like Jira, Confluence, and Git

What We Offer You:

• A voice in the future of fintech.
• Continuous learning and development.
• Collaborative work environment.
• Opportunities to give back.
• Competitive salary and benefits.

Privacy Statement

FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.

EEOC Statement

FIS is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is available here supplement document available here

For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will be required to undergo a drug test. ADA Disclaimer: In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis.

Sourcing Model

Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.

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