Software Engineer Senior

Software Engineer Senior FIS Apr 20, 2026

Position Type :

Full time

Type Of Hire :

Experienced (relevant combo of work and education)

Education Desired :

Associate's Degree Job Description About FIS Are you curious, motivated, and forward-thinking? At FIS you'll have the opportunity to work on some of the most challenging and relevant issues in financial services and technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate and above all fun. This position is hybrid (3 days onsite) in our FIS Office locations in Milwaukee (WI), Jacksonville (FL), & Atlanta (GA) Current and future sponsorship are not available for this position. About the Role & Team We areseekinga skilled and motivated Software Engineer Senior to join our Money Movement Hub team. In this role, you will serve as the Senior developer responsible for thesupport and reliability of a mission-critical payment processing platform hosted on AWS. You will work across the full stack - front end and back end - while driving engineering best practices, CI/CD maturity, and DevOps culture within an agile team environment. This is a hands-on position requiring both deep technical ability and collaborative team guidance. What you will be doing Application Development & Ownership Hands-on full-stack development of the Money Movement Hub application, covering both front-end interfaces and back-end services. Architect and implement scalable,highly availablesolutions on AWS (ECS, Lambda, RDS, SQS, API Gateway, and related services). Design and develop RESTful APIs and microservices in Java and Python. Own code quality standards - conduct code reviews, enforce best practices, and mentor junior engineers. CI/CD & DevOps Build,maintain, and continuously improve CI/CD pipelines (e.g., Jenkins, GitHub Actions, AWSCodePipeline,Harness,or equivalent). Collaborate with DevOps and cloud infrastructure teams on deployment strategies, environment management, and release automation. Drive shift-left testing initiatives including automated unit, integration, and regression testing. Production Operations & On-Call Participate in an on-call production support rotation for the Money Movement Hub platform.

Lead incident response efforts:

triage, root cause analysis, and post-incident review. Monitor application health using observability tooling (e.g., Dynatrace, Splunk, CloudWatch) and proactively address performance issues. Ensure high availability and resilience of payment processing flows including RTP andFedNowtransactions. Technical Leadership & Collaboration Serve as a technical point of contact for cross-functional stakeholders including DevOps, QA, product, and security teams. Contribute to sprint planning, backlog grooming, and agile ceremonies as a senior technical voice. Document architecture decisions, runbooks, and operational procedures inWiki. Identifyand advocate for technical improvements, debt reduction, and process maturity initiatives. What you bring 5+ years of professional software engineering experience. 3+ years of hands-on experience with Java (Spring Boot preferred) and Python in production environments. Demonstrated experience building and operating applications on AWS - familiarity with core services such as EC2, ECS/EKS, Lambda, RDS, S3, SQS, API Gateway, and IAM. Proven experience designing, implementing, andmaintaining CI/CD pipelines in an enterprise or regulated environment.

Strong understanding of DevOps principles:

automated testing, infrastructure-as-code, monitoring, and release management. Experience with both front-end (JavaScript/TypeScript frameworks) and back-end development. Ability and willingness toparticipatein an on-call production support rotation. Solid understanding of RESTful API design and microservices architecture. Experience working in Agile/Scrum teams with tools such as Jira. Added bonus if you have Experience with payment platforms, real-time payments (RTP),FedNow, or

ISO 20022

messaging standards. Familiarity with hybrid cloud/on-premises environments. Experience with observability tools such as Dynatrace, Splunk, orCloudWatch. AWS Certified Developer or AWS Certified Solutions Architect certification. Working knowledge of change management practices and ITSM tools (e.g., ServiceNow). Experience with containerization and orchestration (Docker, Kubernetes/EKS). Prior experience in financial services, banking, or fintech environments. What we offer you Opportunities to innovate in fintech. Tools for personal and professional growth. Inclusive and diverse work environment. Resources to invest in your community. Competitive salary and benefits. Privacy Statement FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice. EEOC Statement FIS is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, marital status, genetic information, national origin, disability, veteran status, and other protected characteristics. The EEO is the Law poster is available here supplement document available here For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will be required to undergo a drug test.

ADA Disclaimer:

In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis. Sourcing Model Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company. #pridepass