Top Senior Software Engineer Jobs in Indianapolis, IN

As a Software Engineer on the Compute team, you will build and optimize systems for data processing, SQL querying, and improve the performance of code execution. You will tackle complex engineering challenges spanning backend data systems to frontend applications, ensuring efficiency and usability.

Senior Software Engineer responsible for owning and supporting the MCA international cash management platform. Duties include COBOL development, mainframe application support, Oracle Database and Linux administration, monitoring with Dynatrace, incident and change management via ServiceNow, vendor coordination (including Oracle Flexcube), troubleshooting production issues, delivering enhancements, and participating in Agile delivery to ensure platform reliability and regulatory compliance.

The role involves leading application performance improvements across multiple platforms, focusing on measurable metrics and driving engineering standards and workflow optimization, using both hands-on coding and strategic influence.

Lead UI architecture and design for responsive web applications; build reusable components with Angular/React/Vue and TypeScript/JavaScript; integrate UIs with RESTful microservices; enforce accessibility, security, testing, and CI/CD standards; mentor developers and collaborate with UX, backend, and DevOps teams in Agile environments.

As a Senior or Staff Deployed Software Engineer, you will design and build software solutions, collaborate with teams, and drive technical strategy while engaging with customers to solve complex problems.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

The role involves developing and optimizing React Native applications, integrating AI capabilities, and collaborating with cross-functional teams to deliver innovative mobile experiences.

Design, implement, and operate large-scale distributed storage systems ensuring data durability, availability, and performance. Build and maintain replication, erasure coding, and lifecycle systems; write high-quality Go/Rust/C++ code; participate in on-call rotations; troubleshoot production incidents; collaborate with networking, hardware, and capacity teams; lead scoped projects and drive infrastructure evolution.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Lead design and delivery of scalable customer-facing features, services, and APIs that process real-time data and AI-powered insights. Build web experiences, contribute to LLM/AI workflows, ensure reliability through observability and rollout practices, and collaborate cross-functionally with Product, Design, ML, and platform teams.

Lead architecture, modernization, and development of Group Insurance applications. Modernize mainframe monoliths into Java microservices and micro-frontends on cloud, mentor distributed Agile teams, collaborate with enterprise architecture, product owners and infrastructure, and enable test automation and integrations. Approximately 10% domestic travel.

Lead frontend-leaning full-stack implementation work for carrier and enterprise integrations: architect reusable UI and API layers, author RFCs, guide technical delivery, enforce testing and security best practices, and partner with cross-functional teams to scope and ship production integrations.

Build and own Eve's marketing site and GTM engineering stack: integrate and optimize external tools, design AI agents for sales and marketing, implement webhooks and middleware to sync product/CRM data, and create programmatic campaigns and internal tools in partnership with Marketing, Sales, RevOps, and Product to drive growth and automation.

As a Senior Software Engineer in Trust & Safety, you'll analyze threats, design systems for abuse detection, and collaborate with teams to implement scalable defenses.

Design, build, and maintain scalable, reliable full‑stack systems. Contribute to API and architecture design, write testable code, debug complex issues, improve performance, automate deployments, and mentor junior engineers while collaborating with cross‑functional teams.

As a Staff Software Engineer at Nourish, you'll design, build, and ship products, collaborate with teams, improve processes, and maintain code quality while overseeing major parts of the codebase.

Senior software engineer responsible for designing and building tools for Small Commercial Service, translating customer requirements into technical solutions, mentoring junior engineers, and improving performance, quality, and efficiency within an agile team using cloud and full-stack technologies.

Join Zip's Forward Deployed Software Engineering team to own and ship high-impact, customer-facing full‑stack features. Lead engineering on critical customer projects, partner with product and solutions teams, communicate directly with enterprise customers, and shape the platform by delivering robust production-quality code under tight timelines.

Design, build, and evolve cloud-based platform software for personal lines insurance. Lead development using AWS, C#/.NET, Kafka, containers and Kubernetes, implement CI/CD with GitHub Actions, ensure observability and testing, mentor engineers, write technical documentation, and drive continual performance and quality improvements in an agile environment.

Senior software engineer responsible for designing and building tools for Small Commercial Service, translating customer requirements into software, mentoring junior engineers, and improving performance, quality, and efficiency. Work includes layered system architecture, integration and functional testing, agile development, and leveraging cloud technologies to enable customer and agent support solutions.

You will design and maintain backend services for fulfillment operations while leading technical design, mentoring others, and addressing systemic issues in software systems.

Lead design and development of backend services that ingest, validate, transform, and distribute real-time weather data. Own end-to-end data flows, database schema design, monitoring, and incident response. Build scalable, testable cloud-deployed processors (Scala/Java), mentor engineers, drive technical decisions, and improve data quality and operational reliability for global real-time platforms.

Lead full-stack engineering for Finance products: design and deliver cloud-native, secure, scalable digital solutions. Drive API-centric architectures, CI/CD/TDD practices, coach engineers, partner with product and platform teams, and improve finance automation (journals, treasury, reconciliations, close).

As a Senior Software Engineer II, you will develop Android applications using Kotlin, lead projects, mentor teammates, and ensure high-quality code delivery.

The Senior Software Engineer will lead projects for the Forms platform, designing and building features across web, mobile, and backend systems while mentoring other engineers and improving platform scalability and reliability.