Top Senior Software Engineer Jobs

Design, build, test, and launch reliable, scalable business insurance products and AI-powered customer experiences. Partner with product, design, and cross-functional teams to iterate using feedback and metrics. Lead multi-quarter projects from scoping through delivery, communicate technical tradeoffs, and mentor engineers through pairing, code review, and knowledge sharing.

Build and scale Posh’s backend services and APIs, owning systems from design through deployment and on-call. Responsibilities include improving performance and reliability, creating data models and pipelines, embedding security and instrumentation, contributing to architecture and code reviews, mentoring engineers, and participating in technical interviews.

Design, build, and scale highly available backend and frontend systems powering Coinbase trading experiences for millions of users. Architect extensible support for multiple trading types and assets, evolve critical production infrastructure, partner with product and design, and promote engineering quality through code reviews, mentorship, and knowledge sharing.

Build and own automation systems that eliminate friction across engineering, operations, and compliance. Responsibilities include regulatory workflow automation, CI/CD and developer productivity tooling, AI- and LLM-enabled internal workflows, system integrations, and reliable production software with testing, observability, auditability, and failure handling.

Build and maintain Python backend services, APIs, healthcare integrations, and reliable platform infrastructure. Collaborate with product, frontend, engineering, and clinical teams to define functionality, ensure safety, troubleshoot production issues, and deliver projects end to end. Contribute to DevOps, CI/CD, observability, testing, code review, and technical architecture for an AI-powered healthcare platform.

Build and maintain reliable integrations between UpDoc and healthcare systems, EHRs, and external APIs. Own integration projects from discovery and architecture through deployment, monitoring, troubleshooting, and maintenance. Develop Python APIs and backend services using FastAPI and Pydantic, implement healthcare interoperability standards, handle failures and data integrity, and create automated tests. Collaborate with healthcare technology stakeholders while supporting security, HIPAA, SOC 2, observability, and clinical reliability requirements.

Designs, configures, integrates, tests, and supports SAP S/4HANA IS-Retail solutions for store inventory, purchasing, and DC/DSD receiving. The role translates business requirements into technical designs, maintains integrations with handheld and receiving systems, troubleshoots multi-system issues, and supports implementations, upgrades, and rollouts. It requires extensive SAP Retail implementation experience, SAP Integration Suite or middleware expertise, RELEX or F&R exposure, EDI knowledge, and strong stakeholder communication and documentation skills.

Designs, develops, tests, deploys, documents, maintains, and enhances complex software systems for electronic warfare and advanced defense electronics. Responsibilities include algorithm development, real-time systems, application and systems development, software testing, troubleshooting, requirements analysis, source control, and release deployment. The role may involve Agile and DevSecOps practices, embedded software, automation, containers, and team leadership. Work is performed full-time onsite in Totowa or Wayne, New Jersey.

Designs, develops, tests, deploys, documents, maintains, and enhances complex software systems for electronic warfare and advanced defense electronics. Responsibilities include algorithm development, real-time systems, application and systems development, software testing, troubleshooting, requirements analysis, and source-code management. The role requires full-time onsite work, an active Secret clearance, and U.S. citizenship, with opportunities to lead software development teams.

Build and scale foundational platform infrastructure for an AI revenue engine, including data pipelines, deployment automation, and highly reliable systems. The role designs architecture, supports product and AI teams, makes opinionated technical decisions, and establishes engineering standards for scalable development and operations.

Leads software engineering efforts within an agile banking technology team. Provides technical guidance, develops and reviews secure production code, drives AI-assisted engineering practices, influences application design and technical operations, and supports system design, testing, troubleshooting, and production systems. Requires strong Java and Spring Boot skills, clean coding and design-pattern expertise, full software lifecycle experience, and experience with low-latency, high-throughput systems.

Leads full-cycle technical implementations of a cloud-based digital banking platform, translating client requirements into configurations, custom SDK/API solutions, integrations, data conversions, testing, and production launches. Manages client environments, troubleshoots technical issues, supports post-launch operations, and coordinates with Product, Engineering, Services, and Support teams. The role also improves implementation processes, documents technical specifications, manages risks, supports performance testing, and mentors junior team members.

Lead architecture and production deployment of AI platforms across cloud and on-premises environments. Partner with enterprise architects, shape product strategy, resolve critical production issues, and implement scalable platform capabilities. Drive cross-functional alignment across Product, Engineering, DevOps, Security, ML, Customer Success, and Forward Deployed Engineering. Mentor senior engineers and improve deployment efficiency, reliability, security, observability, and scalability.

Designs, develops, tests, implements, and deploys software applications using C#, .NET, SQL Server, JavaScript, REST APIs, and Entity Framework. Translates business requirements into maintainable solutions, troubleshoots complex issues, participates in Agile projects, follows SDLC and quality processes, documents technical work, and provides guidance to less-experienced developers.

Designs, develops, supports, and enhances complex software applications using C#, ASP.NET MVC, Web API, React, and SQL Server. Owns application delivery from requirements through production, including estimation, coding, testing, documentation, deployment, troubleshooting, and performance tuning. Provides technical leadership across Agile teams, facilitates team meetings, collaborates with stakeholders, and supports high-severity production issues.

As a Staff Software Engineer, you will lead technical strategies, drive architectural decisions, mentor engineers, and develop consumer banking solutions using various technologies.

The Senior Software Engineer will lead software development for advanced data communications and networking solutions, utilizing strong programming skills and collaboration with a research team.

The role involves designing, implementing, and testing software solutions for advanced data communications. Candidates will lead projects, mentor junior engineers, and optimize designs based on collaboration in a fast-paced environment.

The Lead Software Engineer will design, implement, and test software for advanced data communications and networking solutions, mentor junior engineers, and lead technical discussions in a fast-paced environment.

The Senior Software Engineer develops innovative software solutions focused on estimation theory and machine learning while collaborating with multidisciplinary teams.

Lead and deliver quarterly goals for a backend team; guide engineers through ambiguous problems; collaborate with product, design, and analytics; identify and resolve project and technical issues; ensure operational availability and on-call readiness; set code and design quality standards; and mentor and develop team members.

Design, develop, test, and implement web and core processing application features. Troubleshoot production issues, write and unit-test .NET and SQL Server code (including table and stored-procedure design), assist QA and deployments, estimate and track tasks, mentor engineers, and propose/refactor technical solutions to meet business requirements.

Lead and deliver secure, scalable cloud-native software solutions; write and review code; drive AI-assisted engineering adoption; evaluate vendors; promote operational stability and engineering best practices.

Lead Software Engineer who designs, builds, and maintains Python services and data/AI pipelines; writes and optimizes SQL; triages and debugs production incidents; develops LLM-powered workflows and agentic systems; implements observability (logging, metrics, traces, alerts); drives adoption of enterprise AI-assisted engineering practices and SDLC automation; and documents system behavior and support procedures.

Develop and deliver advanced defense-related software (EW, SIGINT, EA) in collaboration with systems, hardware, and test teams. Prioritize backlogs, perform design evaluations, participate in milestone reviews, support integration and testing, and ensure on-time, high-quality contract deliveries while interacting with customers.