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FIS · 8 hours ago

Senior Backend Software Engineer

Chicago, IL

Full-time

Hybrid

Senior Level, Lead/Staff

$112K/yr - $188K/yr

8+ years exp

FIS is a technology company that powers the world’s economy and brings innovation to life. They are seeking a Senior Backend Software Engineer to lead technical design discussions, manage back-end development, and mentor engineers while driving the adoption of AI-assisted engineering practices.

BankingFinancial ServicesFinTechPayments

No H1B

Responsibilities

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

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

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

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

Qualification

JavaSpring BootRESTful APIsPostgreSQLRedisMicroservicesAI-driven developmentAgile methodologiesCode reviewsTeam LeadershipMentoring

Required

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

Bachelor of Computer Engineering