Engineer Sr Lead, Software

Job Description

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?

About the Role

We are seeking an experienced Software Engineer Senior Lead to drive the design, development, and delivery of enterprise-grade, cloud-native solutions within a modern Azure ecosystem. This is a hands-on technical leadership role focused primarily on backend engineering; scalable microservices, enterprise APIs, distributed systems, and data engineering with secondary contributions to modern front-end applications (React, Vue.js, Next.js, Tailwind CSS).

You will set engineering standards, mentor teams, and influence architectural decisions across application development, cloud infrastructure, data platforms, and modernization initiatives. Success is measured by platform reliability, scalability, security, cost efficiency, engineering velocity, and business impact in highly regulated environments.

What you will be doing

• Application Development & Architecture
• Design and build cloud-native applications and scalable microservices using Java, Spring Boot, Python, and FastAPI.
• Develop secure REST APIs and event-driven services for internal and external consumers.
• Lead technical design and architectural guidance for large-scale enterprise platforms.
• Create reusable frameworks, libraries, and engineering standards.
• Design multi-region, highly available architectures with disaster recovery and business continuity.
• Translate business requirements into technical solutions with product, security, and architecture teams.
• Cloud & Platform Engineering
• Build and operate solutions using Azure-native services: AKS, Container Apps, Function Apps, Application Gateway, API Management, Key Vault, Storage, Monitor, Azure SQL, Cosmos, Application Insights, and Log Analytics.
• Design secure network architectures (VNets, Subnets, Private DNS, Private Endpoints).
• Implement Infrastructure as Code with Terraform and Terraform Enterprise (TFE).
• Establish cloud governance, security baselines, and operational best practices.
• Lead cloud modernization and application migration efforts.
• API & Integration Engineering
• Design, secure, monitor, and manage enterprise APIs through Azure API Management.
• Implement API lifecycle management: versioning, throttling, quotas, rate limiting, caching, and policy enforcement.
• Define enterprise API standards and governance frameworks.
• Microservices, Observability & Reliability
• Apply patterns including service discovery, circuit breakers, distributed caching, event-driven architecture, and fault tolerance.
• Implement observability: centralized logging, distributed tracing, APM, metrics, alerting, and health dashboards.
• Define SLOs and SLIs; optimize performance, scalability, and latency.
• Data Engineering & Analytics
• Build scalable, metadata-driven data pipelines using Azure Data Factory and Databricks.
• Develop ingestion and transformation pipelines across ADLS, Databricks, Cosmos DB, and enterprise/third-party systems.
• Optimize Databricks jobs and clusters for performance and cost.
• Implement data replication, backup, and retention strategies.
• Security & Identity
• Design authentication and authorization using OAuth 2.0, OIDC, Microsoft Entra ID, and JWT frameworks.
• Implement RBAC, secrets and certificate management, and secure API authentication.
• Ensure compliance with security, audit, and regulatory requirements.
• DevOps & Engineering Excellence
• Build and maintain CI/CD pipelines with GitHub Actions.
• Manage source control, branching, release management, and deployment automation.
• Implement automated testing, security scanning, and quality gates.
• Mentor teams and promote best practices in software engineering excellence and DevOps.
• Required Qualifications
• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 10+ years of enterprise software engineering experience.
• Expert-level Java and Spring Boot, Python and FastAPI.
• Proven experience building microservices, REST APIs, and integration services.
• Hands-on expertise with Azure cloud-native services and architecture patterns.
• Experience with Terraform/TFE, AKS, Container Apps, and containerized workloads.
• Strong knowledge of Azure API Management and API governance.
• Experience with observability, distributed tracing, and monitoring.
• Proficiency with GitHub, GitHub Actions, and CI/CD.
• Experience with OAuth2, OIDC, Microsoft Entra ID, and identity providers.
• Experience with Cosmos DB and cloud-native storage.
• Strong networking knowledge (VNets, Subnets, Private Endpoints, DNS, firewalls).
• Experience with disaster recovery, geo-redundancy, and high availability.
• Strong analytical, communication, and leadership skills; Agile/Scrum experience.

Preferred Qualifications

• Master's degree in Computer Science, Software Engineering, or related field.
• Experience in Financial Services, Banking, Payments, FinTech, or other regulated industries.
• Front-end experience with React, Vue.js, TypeScript, and JavaScript.
• Experience with Azure Data Factory, ADLS, and Databricks.
• Knowledge of DDD, Event-Driven Architecture, CQRS, and SRE practices.

What We Offer you

At FIS, you can grow your career as far as you want to take it. Here’s what else we offer:

• Opportunities to make an impact in fintech
• Personal and professional learning
• Inclusive, diverse work environment
• Resources to give back to 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

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.

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