Top Software Engineer Jobs

Develop and scale software for BlackRock’s Aladdin Graph platform using Java, Python, or Golang. Build API, event, distributed storage, search, messaging, and containerized infrastructure; troubleshoot Linux production issues; and contribute to API governance, gRPC services, Protocol Buffers, developer tooling, and high-quality distributed systems.

Develop real-time embedded software for electronic defense systems, collaborating with systems, hardware, and test engineers across the software development lifecycle. Responsibilities include software development in Linux, C/C++ and Python programming, integration testing, Agile development, CI/CD, and potentially kernel, driver, containerization, and automated unit testing work. The role supports aircraft protection, radar warning, and electronic attack products.

Own the architecture and delivery of scalable backend systems supporting growth across acquisition, activation, conversion, retention, and expansion. Design distributed systems, experimentation platforms, event-driven architectures, and data pipelines. Build intelligent decision systems and personalized journeys using customer and product signals. Lead ambiguous cross-functional initiatives, improve reliability and observability, mentor engineers, and uphold secure, compliant engineering standards.

Design and build foundational web services, service mesh infrastructure, developer tooling, CI/CD automation, and highly reliable distributed systems. Architect scalable APIs and data consistency patterns, optimize high-throughput systems, establish observability and reliability practices, and mentor engineers. The role supports millions of transactions across mobility products and requires collaboration across application, infrastructure, and advanced technology teams.

Leads development of secure, scalable, low-latency C++ software for an eTrading technology team. Provides technical direction, designs and reviews production code, resolves complex engineering problems, and influences application functionality and technical processes. Promotes software development lifecycle best practices and responsible use of AI-assisted engineering tools, including code review, testing, troubleshooting, and automation. Requires strong cloud-native experience, advanced C and C++ skills, and 10+ years of applied software engineering experience.

Lead hands-on development of backend and full-stack capabilities for Mastercard’s real-time Decision Management Platform. Responsibilities include designing scalable services, APIs, workflow tools, integrations, and user experiences; shaping architecture; writing and testing code; supporting production systems; mentoring engineers; conducting design and code reviews; and applying AI/ML and LLM-enabled technologies to build reliable, low-latency decisioning solutions.

Designs, develops, tests, deploys, and supports full-stack applications, APIs, and microservices using Java, Spring Boot, React, cloud platforms, and distributed systems. The role contributes to architecture, automated testing, CI/CD, observability, production troubleshooting, performance optimization, and operational readiness. It partners with Product, UX, Security, Architecture, and Engineering teams while delivering reliable enterprise solutions and promoting technical excellence.

Develop and support scalable full-stack software using Java, Spring Boot, React or Angular, Python, APIs, microservices, and cloud technologies. Lead architecture, AI-enabled capabilities, testing, troubleshooting, observability, automation, and performance improvements. Mentor engineers, conduct code reviews, influence technical direction, and independently deliver complex solutions across the software lifecycle.

Develop and support complex full-stack software solutions using Java, Spring Boot, React or Angular, and Python. Design scalable APIs, microservices, distributed systems, and cloud-based architectures while integrating AI and machine learning capabilities. Lead technical implementations, testing, troubleshooting, performance improvements, and operational readiness. Mentor engineers, conduct code reviews, influence architecture and engineering standards, and independently deliver complex features with minimal oversight.

Design, implement, test, deploy, and monitor scalable backend services and high-availability processes. Lead architectural decisions, mentor junior engineers, drive feature lifecycles, improve code quality and testability, and respond to customer issues. Contribute to Agile planning and documentation across domains while addressing performance, scaling, and systemic problems.

Build and maintain native Android experiences using Kotlin, scalable mobile frameworks, reusable UI components, and modular architecture. Own initiatives from product discovery through launch, collaborate with product, design, and backend teams, and improve architecture, testing, monitoring, and engineering standards. Develop secure, performant financial products while contributing to code reviews and platform components.

Build and maintain scalable full-stack payment, account management, and reporting applications for healthcare providers and patients. Responsibilities include designing features, collaborating with product and UX teams, testing, code reviews, troubleshooting production issues, documenting architecture, improving development processes, and mentoring junior engineers. The role requires PHP, MySQL, Vue, JavaScript, distributed systems, AWS SQS, testing, monitoring, and AI-assisted development experience.

Build and operate high-traffic consumer and partner products across backend services, APIs, frontend applications, infrastructure, databases, and DevOps. Responsibilities include delivering tested full-stack features, managing observability and reliability, supporting incident readiness, securing sensitive data, integrating third-party systems, adopting AI-assisted development tools, and leading cross-functional delivery. Work may involve real estate, mortgage, rental, marketplace, or financial services products.

Configure and maintain Avature applicant-tracking workflows, requisitions, job postings, recruiting tools, dashboards, and reports. Build REST API integrations, middleware, and data connectors between Avature and HR systems such as ServiceNow and Workday. Perform data audits and ETL support, troubleshoot system issues, optimize performance, and translate recruiting requirements into technical solutions. Serve as an Avature subject matter expert while supporting onboarding, change management, and cross-functional collaboration.

Build and scale full-stack software for employer and Employee Assistance Program products, including employer portals, patient and provider workflows, eligibility, authorization, and billing. Lead technical projects, design secure distributed systems, mentor engineers, contribute to engineering culture, and use modern technologies and AI-assisted development tools. Collaborate cross-functionally to expand access to mental healthcare.

Lead the design, development, testing, deployment, and operation of secure, scalable backend applications, APIs, microservices, and data-intensive services. Build Python and PySpark solutions using Azure technologies, establish API and engineering standards, improve observability and reliability, troubleshoot production issues, and drive secure software delivery. Partner across technical teams, mentor engineers, conduct architecture and code reviews, modernize systems, and responsibly apply AI tools to development and operations.

Design, develop, deploy, and maintain scalable enterprise software and AI-powered solutions. Responsibilities include technical design, coding, code reviews, architecture discussions, cloud and production optimization, workflow automation, and collaboration with product, engineering, and data teams. The role also evaluates emerging technologies, supports responsible AI use, and mentors junior and mid-level engineers.

Build and operate production software for Crunchyroll’s Concepts Lab, turning validated experiments into reliable products. Embed with delivery teams, design systems, maintain CI/CD and testing, manage production health, improve security and scalability, document services, and lead clean handoffs to long-term owners. Mentor engineers and contractors, contribute to hiring, and establish standards for code quality, observability, cost management, and release safety.

Lead an agile team to design, develop, and operate low-latency, high-throughput distributed backend services and APIs using Java, Spring Boot, AWS and Kafka. Drive secure, scalable production code, adopt enterprise AI-assisted engineering practices, improve operational stability through automation, and evaluate vendor and architectural solutions.

Build and ship web-based transportation management software for trucking customers. Collaborate with product, UX, and engineering teammates to understand user workflows, solve domain problems, deliver features rapidly, and maintain an effective balance between quality and velocity. The role requires proactive ownership, strong communication, frequent collaboration, and willingness to learn the trucking industry and engage with customers.

Design, build, and operate high-scale core services for Datadog’s continuous profiling product. Develop systems that ingest, process, index, store, and interpret profiling data while meeting demanding SLOs and quality standards. Collaborate with runtime engineers, data scientists, designers, customers, and other stakeholders to deliver profiling experiences across UIs, agentic tools, integrations, and partner products. Review architecture, guide technical trade-offs, and own code throughout its production lifecycle.

Lead backend engineering for a high-performance, data-intensive SaaS platform. Responsibilities include defining technical vision, designing scalable and highly available systems, executing technical projects, participating in architecture decisions, monitoring and optimizing services, improving CI/CD and infrastructure, conducting postmortems, mentoring engineers, documenting practices, and aligning with partner teams.

Develops high-performance networking software and driver firmware for switch and NIC data planes. Responsibilities include designing software enhancements, creating APIs for custom ASIC control and monitoring, implementing scalable and resilient functionality, writing test plans, debugging integrations, leading project teams, and collaborating with internal and external development partners. The role also involves influencing network architecture, mentoring engineers, and communicating technical designs and project progress.

Design, develop, test, and troubleshoot high-performance routing protocol software focused on BGP and data center networking. Write C/C++ code, improve automation and test coverage, develop proofs of concept, resolve complex customer issues, and collaborate with global engineering teams on architecture, scalability, performance, and reliability.

Leads architecture and hands-on development of scalable backend systems and APIs supporting real-time applications. Owns the engineering lifecycle, writes high-performance code, establishes testing and reliability practices, resolves production issues, guides technical roadmaps, collaborates cross-functionally, and mentors engineers. The role requires expertise in object-oriented backend development, distributed cloud systems, automated testing, system monitoring, and technical leadership.