Top Senior Software Engineer Jobs in Indianapolis, IN

Own the development and maintenance of large-scale React Native applications for iOS and Android. Lead architecture improvements, React Native upgrades, native module development, performance optimization, automated testing, CI/CD reliability, and production debugging. Collaborate with cross-functional product pods, contribute to technical discovery and architecture, mentor engineers, and raise engineering standards while delivering scalable, maintainable mobile experiences.

Build and scale CMS platform features, including page builders, editors, publishing pipelines, content models, permissions, and rendering systems. Develop across the stack with React, TypeScript, and Ruby on Rails while partnering with product and design. Own projects from technical design through rollout, improve reliability and performance, review code, and communicate effectively in an async remote environment. The role also involves complex stateful interfaces, AI-assisted development, and customer-focused product iteration.

Design, build, and operate foundational developer infrastructure across CI, build systems, deployment orchestration, and test platforms. Improve build speed, deployment safety, and test reliability while owning services end to end, including SLOs, observability, and on-call responsibilities. Partner with engineering teams to address platform pain points and lead cross-cutting technical projects through production.

Build and expand Circle Discover, a marketplace for digital experiences. Develop high-converting purchasing flows, listings, content feeds, recommendations, search services, and data pipelines. Implement Next.js frontend features and Ruby on Rails APIs, run A/B experiments, improve architecture and code quality, and collaborate with leaders and designers to deliver performant user experiences at scale.

Develop and maintain full-stack software for third-party integrations in an agile environment. Responsibilities include designing scalable APIs and AWS cloud-native components, translating requirements into technical solutions, leading feature implementation, troubleshooting system-level issues, documenting decisions, and improving performance, quality, and efficiency. The role requires collaboration with product owners and distributed engineering teams, along with the ability to communicate technical decisions to non-engineers.

Build and operate secure AI platform infrastructure on AWS, including connector governance, authentication, integrations, ingestion pipelines, agents, access controls, DLP, observability, cost controls, evaluation frameworks, and feedback APIs. Mentor engineers, guide architecture, collaborate with domain teams and AWS, and support production systems through on-call participation.

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 end-to-end full-stack software development, scalable API design, AWS cloud-native implementations, technical feature leadership, system-level problem solving, and continuous improvements to performance, quality, and efficiency. The role collaborates with product owners and engineers in an agile environment, translates client requirements into technical designs, and supports third-party integrations.

Develop and operate production microservices that operationalize predictive and generative AI models for claims systems. Responsibilities include building AWS-based feature pipelines, APIs, event-driven integrations, monitoring, alerting, CI/CD, and model evaluation frameworks. The engineer partners with data scientists, product teams, and enterprise platform teams, supports live services through on-call responsibilities, translates requirements into technical designs, and leads implementation and continuous improvement.

The Software Engineer will be responsible for data collection, cloud infrastructure management, and collaborating with scientists to enhance data processing for model training operations.

Lead software engineering for the Patient Onboarding team, building and improving registration, insurance verification, and care-access workflows. Write full-stack production code, lead complex cross-team initiatives, shape technical direction, improve engineering foundations, and support modern AI-enabled development practices. Collaborate with Product, Design, Analytics, and Engineering to improve patient conversion and system reliability.

Develop and support ServiceNow applications across ITSM, ITOM, ITAM, CMDB, security, and customer service. Build integrations using REST APIs and Integration Hub, automate workflows with Flow Designer and ServiceNow AI tools, and ensure platform security, reliability, compliance, and data integrity. Participate in Agile development, testing, peer reviews, solution design, production support, and mentoring junior engineers.

Designs, builds, and scales backend services and integrations for payments, billing, identity, and partner connectivity. Sets technical vision and architecture for distributed systems, leads cross-team delivery, manages production rollouts, builds fault-tolerant services and data pipelines, and mentors engineers. The role partners with product, design, and engineering teams to deliver frequent, reliable improvements for Flex’s rent payment platform.

Design, build, and scale backend services and integrations for payment, billing, identity, and partner systems. Own API scoping, design, implementation, deployment, and production operations with minimal oversight. Build fault-tolerant systems, data pipelines, and scalable architectures while collaborating with product, design, engineering, and external partners. Contribute to reliability monitoring, observability, automation, technical standards, and mentoring in a distributed team.

Build and own full-stack MarTech services, scalable APIs, event-driven systems, data pipelines, and customer-facing web experiences. Integrate advertising, analytics, messaging, and marketing platforms while supporting attribution, identity resolution, experimentation, acquisition, and retention. Collaborate cross-functionally with marketing, product, data, design, and engineering teams to launch measurable growth initiatives. Mentor engineers and establish technical best practices across high-scale marketing infrastructure.

Design and build backend services and APIs for identity resolution and platform integrations. Optimize event-driven pipelines processing billions of signals, deploy cloud-native services on AWS EKS and Kubernetes, and ensure reliability, observability, and scalability. Collaborate with engineering, product, and data teams to deliver identity solutions while mentoring junior engineers. The role requires expertise in backend or data engineering, distributed systems, streaming technologies, cloud deployment, data modeling, and high-throughput databases.

Design, develop, test, deploy, operate, and modernize Java/Spring Boot applications in mission-critical environments. Lead complex feature implementation, make technical decisions, collaborate with cross-functional teams, and apply generative AI across the software development lifecycle. Responsibilities include API and database integration, cloud-native development, CI/CD, automated testing, security, compliance, observability, and production support.

Own performance optimization, reliability, observability, capacity modeling, and automated failover for Coinbase’s blockchain node infrastructure. Diagnose resource bottlenecks, reduce infrastructure costs, define SLOs and SLIs, support protocol upgrades, and improve node performance across distributed systems at scale. Collaborate with protocol integration, wallet, and indexer teams while applying backend programming and systems profiling expertise.

Design, build, and operate scalable, secure data platform infrastructure for ingesting, processing, cataloging, and accessing petabytes of data. Improve Spark/Databricks reliability and developer experience, build ingestion/replication systems, develop internal libraries and tooling (Go/Python), and collaborate with cross-functional teams to support analytics, ML, and customer-facing data products.

Build and scale backend data platforms and services for real-time loan origination and financial reporting. Lead quarterly delivery, guide engineers, define technical plans, collaborate with product and design partners, improve reliability and operational practices, monitor service metrics, participate in on-call support, uphold engineering quality standards, and mentor team members. The role requires developing highly available distributed systems and scalable data pipelines using technologies such as Python, Kotlin, AWS, MySQL, Kubernetes, Spark, and Airflow.

As a Senior Principal Engineer, you'll define and drive the technical strategy for customer experience platforms, lead architectural decisions, and mentor engineering teams to enhance customer and agent experiences.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

Own commercial navigation features end to end across mobile, backend, and web surfaces. Build reliable, customer-facing navigation experiences for commercial fleets despite poor connectivity, dynamic schedules, and changing routes. Define product priorities and success metrics, ship maintainable and tested code, improve observability, and collaborate with product, design, Maps, Telematics, and adjacent engineering teams. The role requires strong customer focus, technical depth, and the ability to make practical tradeoffs in ambiguous problem spaces.

Senior frontend-focused software engineer responsible for authentication, verification, and fraud experiences across web, mobile, and backend systems. The role owns team goals, designs and delivers highly available systems, collaborates with product and design partners, improves engineering standards, supports operations and on-call efforts, and mentors engineers. Candidates should have strong web application architecture experience, proficiency with React or Vue and JavaScript or TypeScript, and excellent communication skills.

Design, build, and operate scalable distributed systems for real-time restaurant payment and financial workflows. Responsibilities include architecting reliable services, protecting sensitive financial data, improving observability and production performance, debugging distributed systems, participating in on-call rotations, applying AI-assisted engineering tools, collaborating cross-functionally, and mentoring engineers.