Senior Golang Developer (Core Application)
Confirmed on the employer's own hiring board on Oct 25, 2026. First seen by Alion on Oct 22, 2026. Fiserv scores A on the Alion truth index.
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Job Title
Senior Golang Developer (Core Application)About your role:
You will be working in an application design and development leadership role on 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. You will work with business analysts, engineers, and other system users to understand and implement their application requirements
Could 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. Lead 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
Required qualifications:
- 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
Sponsorship
- 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.
Salary Range
$109,000.00 - $182,400.00These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion.Thank you for considering employment with Fiserv. Please:
- Apply using your legal name
- Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).
Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
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