Top Software Engineer Jobs

The Senior Software Engineer will lead integration designs, implement APIs, ensure system resilience, mentor juniors, and enhance integration performance.

As a Lead Software Engineer, you'll design, develop, and deploy web applications, collaborate cross-functionally, lead teams, and mentor junior engineers.

As a Senior Software Engineer, lead technical strategy, build AI-optimized systems, mentor engineers, and ensure data privacy and security.

Design, develop, test, and maintain complex software components for Mastercard's Decision Management Program. Act as a technical leader: drive code quality, system design, integrations, automation, deployments, and operational improvements. Mentor teammates, contribute to agile processes, and promote reusable patterns and standards. Troubleshoot and refactor code, participate in prioritization, demos, and acceptance activities, and adopt new languages and architectures as needed.

As a Sr. Software Engineer, you will design and develop backend services, APIs, and infrastructure for broker integrations, collaborating closely with cross-functional teams.

Design, build, and maintain foundational backend systems and shared infrastructure for W&B. Own schema and code-generation tooling, extend a custom job scheduler, ensure reliability and observability for distributed workloads, define API standards (REST/GraphQL/gRPC), and collaborate across teams to scale and maintain platform performance.

The role involves developing and optimizing NT Connect's web platform, creating APIs, collaborating on frontend design, and ensuring high-performance integration for trading partners.

Design and build secure, scalable web UIs for an enterprise analytics platform. Integrate APIs and visualizations, create dashboards for large datasets, ensure accessibility and government security compliance, participate in architecture and Agile ceremonies, mentor developers, perform code reviews, troubleshoot production issues, and work onsite part-time including SCIF access.

The Senior Software Engineer will develop enterprise applications using Java and front-end technologies like Angular/React, ensuring high-quality code and support for scalable cloud architectures.

Design, develop, and maintain Scala/Akka-based low-latency trading systems on Kubernetes/GCP. Architect scalable, resilient backend services, integrate market data feeds, implement monitoring/observability, troubleshoot distributed systems and networking, and deliver end-to-end production software collaborating with product and engineering teams.

Serve as the technical lead modernizing mission-critical defense software: deploy and extend agentic modernization platforms, analyze large codebases, design scalable architectures, ensure RMF/NIST-compliant deployments, and deliver production-ready solutions in classified environments.

The role focuses on developing software for optical terminal processors, including device drivers and communication subsystems, while debugging and performing fault recovery for integration issues with hardware.

As a Software Integration Engineer, you'll develop and integrate complex software systems for space operations, drive technical excellence, and mentor engineers.

Design and build the automation layer around a Rust-based Forecast Engine: scheduled runs, variance and budget tracking, anomaly/threshold alerting, integrations with planning systems and observability (Splunk), and FCR reservation automation. Extend the simulation core, implement deterministic reproducible runs, build dbt/Lightdash marts, and ensure production-quality observability, testing, and data-contract driven reliability for FinOps forecasting at scale.

Design, develop, test, and maintain software for space systems. Write clean code, use version control, participate in code reviews, troubleshoot issues, document designs, and collaborate with engineering teams following Agile practices.

Lead the development of front-end architecture for spacecraft modeling software, drive cross-functional initiatives, mentor engineers, and influence product strategy.

Design, implement, document, and maintain front- and back-end systems for high-traffic applications; decompose monoliths; set technical standards; build novel systems; mentor junior/mid engineers; ensure automated processes run; take substantial features from concept to production; communicate with stakeholders.

As a Senior Software Engineer specializing in SAP Development, you'll design and maintain SAP applications, provide technical leadership, and ensure successful project implementations.

Lead design, development, testing, documentation, and rollout of software and web applications. Mentor and train junior engineers, provide technical leadership, collaborate with stakeholders, evaluate performance metrics, and ensure timely delivery within budget.

Design, implement, and optimize high-concurrency, low-latency ad-delivery systems. Architect and maintain AWS-based, containerized (Kubernetes) infrastructure, mentor engineers, produce technical documentation, and support production reliability and scalability.

The Staff Software Engineer will design, develop, and optimize large-scale cloud software systems, focusing on user-centric solutions and performance. Responsibilities include system architecture, hands-on coding, and cross-functional collaboration, leveraging modern software practices and technologies.

Design, develop, and own high-performance C++ cloud-based ad-serving and distributed systems. Mentor junior engineers, collaborate with stakeholders, optimize algorithms, deploy and maintain Linux-based services, use Snowflake and Aerospike, review code, and improve system reliability and scalability.

Build and operate high-throughput ledger, balance, settlement, and treasury systems. Design durable ledgering APIs, ensure data contracts, run reliable distributed transaction processing, meet SLOs, debug production, use AI tooling, lead projects, and mentor engineers.

Lead a team building cloud-native, microservices and ML-enabled systems to meet regulatory needs. Design and deliver robust AWS-based solutions, mentor engineers, drive tech adoption (Java/Python/Go, containers, IaC), and collaborate with product managers to scale secure production services.

Lead a team to design and deliver cloud-based full‑stack, microservices solutions. Mentor engineers, collaborate with product managers, and use languages and tools (JavaScript, Java, TypeScript, Python, Go, Docker, Kubernetes, AWS) to build scalable systems meeting regulatory and customer needs.