Backend Software Engineer II

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?

As a Software Engineer, your day will be filled with challenges and opportunities to shape the future of financial technology. You'll collaborate with a talented team of engineers and play a crucial role in developing cutting-edge solutions that drive innovation in the financial sector. Your responsibilities will include developing and implementing scalable software, troubleshooting complex issues, and contributing to the overall success of our products.

Take the lead in developing, and delivering high-quality software solutions. Mentor junior team members and contribute to a culture of continuous learning and improvement. Engage in full-stack development, from backend systems to user interfaces. Work with technologies such as Java, Javascript and Typescript, RESTful API integrations, microservices and event-driven architecture. Collaborate with cross-functional teams, including product managers, UX designers, and QA engineers, to bring innovative features and products to market. Participate in agile development processes to deliver results efficiently. Operate as an AI-native engineer by deeply integrating tools like Claude Code, Kiro, and frontier LLMs into your end-to-end development process driving exponential productivity gains in code generation, architectural design, automated testing, and rapid problem-solving. Analyze complex technical problems and propose effective solutions. Be proactive in identifying areas for improvement and optimizing existing systems for performance and reliability. Uphold high standards of code quality, security, and best practices. Conduct code reviews and contribute to the establishment and adherence to coding standards. Stay abreast of industry trends and emerging technologies. Contribute to the company's technological roadmap by introducing innovative ideas and solutions. What you Bring: A minimum of 5+ years of experience in software engineering, with a focus on SaaS or FinTech, is preferred. A degree in Computer Science, Software Engineering, or a related field is preferred. Strong proficiency in Java, Javascript and Typescript. Strong aptitude and experience with leveraging AI-powered development tools (e.g., Claude Code, Kiro, and frontier LLMs) to enhance productivity and code quality in a modern engineering workflow. Experience with UI development using modern web application framework, RESTful API integrations, microservices and event-driven architecture. Experience with Jira, Confluence, and other similar project management tools is a plus! Demonstrated ability to analyze and solve complex technical problems. A track record of delivering robust and scalable software