Top Software Engineer Jobs

Set full-stack web architecture across React, Angular, APIs, BFFs, and cloud platforms; lead large-scale modernization, integrations, deployment patterns, engineering standards, testing, accessibility, performance, and regulated design controls. Build reference implementations and tooling, partner with platform and mobile teams, mentor engineers, and establish practices adopted across multiple teams.

Build, deploy, maintain, and monitor highly scalable backend applications and distributed systems. Write performant, secure, fault-tolerant code; review peers’ work; evaluate technologies; develop automated tests; improve observability and availability; manage technical debt; and collaborate across teams to deliver reliable customer-facing platform features.

Design, implement, test, and deliver frontend application features using React. Collaborate with product, design, and engineering stakeholders; solve complex technical problems; improve architecture, scalability, performance, security, and development practices. Own feature sets and technical debt, contribute to CI/CD and software lifecycle processes, and provide technical leadership and mentorship.

Lead the design, implementation, modernization, and optimization of large-scale big data systems processing trillions of identity graph connections. Develop batch processing solutions, REST APIs, and scalable applications using Spark, cloud platforms, and modern infrastructure tools. Collaborate with product managers and engineering teams while emphasizing performance, reliability, security, privacy, compliance, and cost effectiveness.

Develop, test, troubleshoot, deploy, and maintain software supporting transformer and component design. Translate engineering requirements into software solutions, support calculations and data workflows, integrate ERP and engineering systems, document code and processes, and collaborate with engineering, manufacturing, quality, supply chain, sales, and IT teams. The role also involves legacy code analysis, database querying, code reviews, validation, and continuous improvement in an onsite manufacturing environment.

Develops and maintains software design programs for transformer engineering, production, sales, and enterprise workflows. Integrates applications with ERP systems, performs engineering and design analyses, troubleshoots software, and ensures compliance with IEEE, IEC, and CSA standards. Collaborates with engineering, manufacturing, quality, and supply chain teams, participates in code reviews, deploys and tests solutions, and improves product design accuracy, performance, cost, and reliability.

Design, develop, and maintain scalable full-stack web applications using TypeScript, Java, Node.js, HTML, CSS, and MS SQL in a microservices environment. Build AI-powered applications with LLMs, RAG pipelines, GenAI agents, vector databases, and AI services. Optimize performance, implement responsive user interfaces, troubleshoot systems, participate in code reviews, and collaborate with AI/ML engineers and cross-functional teams in a remote setting.

Develops, tests, documents, deploys, and supports software for mission-planning systems. Responsibilities include maintaining CI/CD pipelines, configuring build and test environments, creating Windows installers, integrating hardware and third-party software, developing verification and test documentation, conducting smoke and acceptance testing, resolving technical issues, supporting customer interfaces, and contributing to Agile Scrum activities including sprint planning and Scrum Master duties.

Lead hands-on development and operation of billing, usage, rates, and marketplace systems. Build primarily in Go while contributing to TypeScript and React applications, Kubernetes infrastructure, databases, CI/CD, and cloud services. Improve reliability, automation, observability, auditability, and production recovery. Deliver projects end to end, investigate incidents, participate in on-call, collaborate across teams, and provide technical leadership through design, reviews, mentoring, and operational improvements.

Design, build, and optimize ultra-low-latency distributed trading systems in modern C++. Collaborate with quantitative researchers and traders to translate strategies into production systems, develop execution capabilities, and improve latency, scalability, reliability, and performance. Responsibilities include multithreaded systems programming, networking, Linux optimization, electronic trading connectivity, and potentially hardware acceleration using FPGA technology.

Leads full-stack software development from requirements through deployment and maintenance. Designs, modernizes, and migrates legacy applications to the cloud; develops CI/CD pipelines; supports Kubernetes-based systems; monitors and troubleshoots critical infrastructure; and documents system architectures. The role also involves reverse engineering, secure systems integration, performance optimization, client communication, technical leadership, and process improvement.

Leads software engineering teams and oversees full product technical lifecycles. Provides architectural direction, writes complex production-ready software, makes technology decisions, ensures technical quality, documents architecture, mentors engineers, and communicates technical issues to technical and non-technical stakeholders. The role also supports hiring, client solutioning, sales estimates, and domain leadership. Required expertise includes C#, .NET, Microsoft Azure, application architecture, and AI-assisted development.

Leads full software development lifecycles, including requirements analysis, architecture, development, deployment, maintenance, and modernization of legacy applications. Designs full-stack cloud solutions, builds CI/CD pipelines, supports Kubernetes environments, monitors critical systems, and resolves complex software and infrastructure issues. The role also involves reverse engineering, systems integration, secure communications support, technical documentation, client collaboration, and process improvement.

Own backend services from design through production support, solve ambiguous technical problems, improve reliability, build automation, and contribute to architecture and technical decisions. The role involves developing secure software in a regulated healthcare environment, debugging production issues, writing tests, mentoring engineers, and using modern cloud, deployment, observability, and AI-assisted development tools.

Lead full-stack software engineering for secure, scalable corporate applications. Responsibilities include system design, Java and Spring Boot development, testing, troubleshooting, architecture documentation, data analysis, reporting, and operational stability. The role also leads responsible adoption of AI-assisted development tools, validates AI-generated outputs, coaches engineers, and contributes to engineering practices. Preferred experience includes Python, LLM APIs, cloud platforms, containers, Kubernetes, microservices, and performance optimization.

Designs, develops, modernizes, tests, deploys, and supports AI-enabled applications and services. Establishes engineering standards for AI-assisted development, implements CI/CD and observability practices, and ensures security, privacy, compliance, and Responsible AI requirements. Collaborates across architecture, security, product, and operations teams; mentors engineers; evaluates emerging AI technologies; and supports agentic AI and RAG architectures.

Build and maintain backend services powering food search and logging. Tune Elasticsearch performance across indexing, query evaluation, relevance, cluster management, and monitoring. Develop search-quality metrics and experiments, evaluate data technologies, and collaborate with engineering and product teams. Write production Scala services while working with SQL and Python, large-scale data infrastructure, databases, Kafka, cloud platforms, and AI-powered development tools.

Participate in Fidelity’s 10-week Leap Program to build scalable applications and features, develop software across the full lifecycle, write and test code, deploy through automated pipelines, and responsibly use AI tools. Collaborate with engineering teams on production projects supporting millions of financial-services customers while receiving mentorship and career development.

Develop and optimize cloud-based, low-latency trading systems processing real-time market and event data. Responsibilities include building data pipelines, integrating trading platforms, improving trading strategies, developing analytical reporting, optimizing millisecond-level performance, collaborating with quantitative analysts, and maintaining GCP infrastructure and deployment pipelines.

Develop innovative software solutions for Broadcom’s Core Infrastructure team. Responsibilities include working in an Agile Scrum environment, participating in design, code, and test-plan reviews, and creating automated test scripts. The role requires mainframe development experience on VSE, z/VM, or z/OS platforms, strong Assembler skills, and expertise with VSE subsystems such as POWER and CICS.

Leads technical direction for the Partner Services engineering area while remaining hands-on with mission-critical financial systems. Owns architecture roadmaps, ADRs, observability, reliability, security, technical investment, OKRs, and KPIs across multiple teams. Leads major incidents, drives AI-native engineering practices, partners with product and executive stakeholders, participates in architecture governance, and mentors engineers at every level. The role requires strong payments or banking familiarity, executive communication, and extensive technical leadership experience.

Leads technical strategy and architecture for a multi-team billing engineering workstream supporting payments, banking, treasury, and financial settlement. Remains hands-on while owning architecture roadmaps, ADRs, reliability, observability, security, AI-native engineering practices, technical investment, and business outcomes. The role partners with senior engineering and product leaders, manages high-stakes incidents, strengthens engineering maturity, and mentors engineers at every level.

Develop coding tasks and reference solutions for evaluating AI systems. Build deterministic verifiers, test suites, scalable backend services, and APIs. Debug complex defects, assess code quality, refactor legacy implementations, optimize performance, and evaluate AI-generated technical reasoning. Document requirements and verification criteria while independently applying software engineering judgment across algorithms, system design, testing, and reliability.

Evaluates AI-generated software for correctness, quality, efficiency, security, and maintainability. Designs programming challenges, reference solutions, test cases, and evaluation criteria. Reviews technical reasoning related to debugging, architecture, and system design, then provides structured feedback and documentation. The role requires strong programming fundamentals, software testing and code review experience, analytical problem-solving ability, and clear technical communication.

Own the architecture and delivery of major backend services and long-term engineering initiatives. Design scalable, dependable transaction-heavy systems, write technical proposals, assess business impact, and collaborate with product teams. Use and validate AI coding tools, coach engineers, and contribute to the technical roadmap. The role requires expertise in Node.js, TypeScript, distributed systems, and message brokers, with remote work from the US or Canada.