> Markdown version of [/jobs/ext/2882395-senior-golang-developer-core-application](https://www.wearedevelopers.com/jobs/ext/2882395-senior-golang-developer-core-application). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Golang Developer (Core Application) - **Company:** Fiserv, Inc. - **Location:** Richmond, VA, United States - **Experience:** Expert - **Salary:** $109,000.0 - $152,000.0 - **Contract:** Temporary contract - **Skills:** C (Programming Language), Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, C Sharp (Programming Language), C++ (Programming Language), Code Coverage, Software Debugging, JSON, Swagger, Software Engineering, Product Software Implementation Methods, SQL Databases, Software Application Programming, Backend, Git, Restful APIs, Golang, Programming Languages, Microservices - **Published:** September 13, 2026 - **Apply:** https://dejobs.org/x/x/BE6A4A9F036142C59A0FCAC93B91E8E3/job/ ## About the Role * 6+ years of experience in software development * 3+ years of experience in Golang, Java, C, C#, C++, or similar programming languages * 3+ years of experience in SQL databases * 3+ years of experience in RESTful services, Swagger, Json data interchange, and GIT. * 3+ years of experience with Agile methodologies * 6+ years of an equivalent combination of educational background, related experience, and/or military experience Experience that would be great to have: * Industry experience in software application design and development for payments such as ACH, Fedwire, RTP, cards, or other iso20022/iso8583 related payment types. * Familiarity with Golang * AI driven development practices * Microservices development strategies and best practices, * You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered. ## Description As a Senior Developer on the Core Application team, you will be working in an application design and development leadership role on the Finxact Core as a Service platform, building backend services and APIs in Golang. You will be creating new software and enhancing existing software to provide banking and financial institution services. Additionally, you will… Work with business analysts, engineers, and other system users to understand and implement their application requirements Have the opportunity to work with partners to understand their implementations and gain a breadth of knowledge in cloud-based SaaS implementations and technologies Provide quality software, improve test coverage and the overall quality of the systems Provide leadership to other developers on the team and assist them in designing solutions, understanding the principles of financial services software and programming best-practices. What you'll do: * Lead the design, development, and implementation of software applications to support Fiserv's business goals. * Collaborate with cross-functional teams to gather requirements and translate them into technical specifications. * Perform coding, testing, and debugging of applications to ensure optimal performance and reliability. * Maintain and improve existing codebases and lead peer review processes. * Mentor junior developers and provide technical guidance to enhance team capabilities. * Must be willing to work under deadlines and be detail oriented ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [Fintech Rebellion: How Developers Are Disrupting the Future of Commerce](https://www.wearedevelopers.com/videos/596-fintech-rebellion-how-developers-are-disrupting-the-future-of-commerce) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) ## Related Articles - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Highest Paying Tech Companies in Europe](https://www.wearedevelopers.com/magazine/162-highest-paying-tech-companies-in-europe)