Senior Implementation Engineer
Listed on 2026-05-26
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Software Development
Software Engineer
Job Title
Senior Implementation Engineer
What does a successful Senior Implementation Engineer do at Fiserv?You will develop, manage, and showcase innovative solutions to complex business problems that leverage the Finxact Core APIs and technical features. With a focus on ensuring customer success, the Implementation Engineer’s primary role is to provide technical consulting to clients and serve as a subject matter expert on the Finxact Core APIs and integration points. In addition, the Implementation Engineer role encompasses all components of client implementations, training, overall product feedback and client support.
When clients present vendors that are not already integrated to the Finxact core, you will provide consultative guidance on how the vendor can be integrated into the ecosystem. Most importantly though, you will consult the client on best practices regarding integration models, workflows and you will support the client’s users through onboarding to help them get the most out of the solution you helped design.
- Obtain and maintain an in‑depth understanding of Finxact’s technology and its underlying architecture
- Work with clients to solve complex business problems, trouble shoot, and use the Finxact Core and its surrounds
- Communicate complex technical concepts to a variety of audiences
- Interface directly with ecosystem partners, clients, and internal teams to promote the adoption of our product
- Support the technical design process by participating in the analysis of technical application and client ecosystem requirements
- Assist in analysis that will identify requirements related to people, processes, and technology
- Develop and code core functionality and interfaces for our solution
- Participate in execution and documentation of tests
- Assist in the deployment process for client implementations
- 6+ years professional experience in API and software development
- 2+ years of experience programming functional, imperative or object‑oriented languages
- Bachelor’s degree in computer science, engineering, or a related field, or an equivalent combination of education, work, and military experience
- Financial industry experience and knowledge of Golang programming
- Stellar communication, collaboration, problem‑solving and accountability skills
- This role requires use of a computer and audio equipment
- This role requires frequent travel
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 for this role.
Benefits at Fiserv- Fuel Your Life program to support your physical, financial, social, and emotional well‑being
- Paid holidays and generous time‑away policies
- No‑cost mental health support through Employee Assistance Programs
- Living Proof program to recognize your peers’ extra effort with points redeemable for rewards
- Eight Employee Resource Groups to foster a collaborative culture and expand your network
- Unparalleled professional growth with training, development, and internal mobility opportunities
- Medical, dental, vision, life, and disability insurance options available from day one
- Retirement planning and discounted shares with the Employee Stock Purchase Plan
- Tuition assistance and reimbursement program
- Paid parental, caregiver, and military leave
This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island or Washington.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
Its salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.
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.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.
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