Top Software Engineer Jobs

Develop and maintain production front-end trading software using C#, WPF, and MVVM. Responsibilities include creating prototypes, reusable controls, themes, style dictionaries, interactive user experiences, and production-ready components. Collaborate across teams, apply design patterns and development best practices, and test and resolve product issues. The role requires onsite work in Great Neck, Long Island, New York.

Develop and engineer computer network operations capabilities for a national security client, including cyber defense and exploitation. Build software using languages such as C/C++, Golang, JavaScript, Python, Ruby, and BASH; develop embedded hardware and software; analyze vulnerabilities and network protocols; and use Linux, Wireshark, tshark, and Git. Work independently on moderately complex problems and provide guidance to junior staff.

Design, build, test, scale, and maintain software systems, primarily through Ruby on Rails development. Responsibilities include developing features, expanding applications and services, resolving production issues, conducting code reviews, participating in architecture and design discussions, and collaborating across engineering teams using agile practices.

Develop and maintain full-stack applications using React.js, Node.js, Java, AWS, MySQL, and DynamoDB. Build responsive frontend components, secure RESTful APIs, cloud-native services, and CI/CD deployments. Participate in Agile ceremonies, code reviews, troubleshooting, documentation, testing, and collaboration with product, design, QA, and DevOps teams. Use AI-assisted development tools for coding, testing, debugging, refactoring, and documentation.

Own and evolve high-scale backend and data-layer services. Design, build, test, and operate distributed backend services and APIs, improve reliability/latency/scale, take end-to-end ownership from design through production support, participate in on-call and incident response, and mentor peers while partnering with Product and SRE teams.

Leads frontend software development across strategic product domains, designing and building dashboards, notifications, reporting interfaces, and intelligent automation. Independently drives complex technical projects, integrates AI models and data pipelines, improves performance, writes automated tests, conducts code reviews, documents architectures, owns applications throughout their lifecycle, and mentors engineers. Collaborates with cross-functional stakeholders to deliver scalable tools for real estate agents.

Develop and maintain enterprise data-intensive and AI-enabled applications supporting product development and quality teams. Build optimized SQL transformations, Databricks pipelines, Java/Python backend services, APIs, and cloud-native applications using Kubernetes and Docker. Partner with AI teams to productionize ML and LLM solutions, implement testing, CI/CD, observability, security, and reliability practices, troubleshoot production issues, shape architecture, and mentor engineers.

Build and ship driver-facing AI experiences for GM vehicles using Kotlin and Android Automotive. Own features end to end across conversational behavior, on-device fulfillment, vehicle integration, UI, connected services, validation, and iteration. Prototype and productionize intelligent capabilities, diagnose issues across application and cloud boundaries, establish engineering patterns, collaborate cross-functionally, mentor engineers, and influence the roadmap for in-vehicle AI products.

Develop high-performance backend applications and distributed-system infrastructure that collect and process large volumes of data. Own features from planning and design through development, testing, and delivery. Collaborate within Scrum/Agile teams and across internal stakeholders while writing clear, reusable, testable code. The role focuses on enterprise backend development, multithreading, network protocols, and security-focused software protecting enterprise data.

Design, build, and operate scalable cloud-native platform services for phone numbers and KYC compliance. Own end-to-end feature delivery, technical specifications, APIs, microservices, tooling, reliability, security, and incident remediation. Use AI-assisted development to accelerate coding and testing, collaborate with product and engineering stakeholders, mentor junior engineers, and contribute to platform modernization, operational excellence, and regulatory solutions.

Lead technical direction for Elastic’s core billing platform across cloud providers. Design and operate scalable billing systems, data pipelines, APIs, and PostgreSQL architecture. Improve reliability, observability, incident response, deployment, and CI/CD practices. Partner with SRE, Cloud Infrastructure, Product, Design, and Finance teams, guide architecture and roadmap decisions, review technical work, mentor engineers, and participate in on-call rotations.

Lead the design, development, testing, deployment, and operation of scalable cloud microservices and serverless applications on AWS for connected products. Build ETL pipelines, data structures, rollups, and Tableau dashboards. Investigate production issues, ensure security and performance, contribute to engineering standards, and provide technical leadership and mentorship within Agile teams.

Lead architecture and delivery for Beckett’s software modernization, including NestJS and TypeScript microservices, Java and PHP legacy migrations, full-stack platforms, databases, AWS infrastructure, and distributed systems. Establish engineering standards for security, testing, observability, and operations. Mentor engineers, coordinate multi-quarter projects, manage cross-system risks, and guide responsible adoption of AI coding tools and LLM technologies.

Develops software using Python and Java in a Linux environment for engineering services supporting high-performance computing, large-data analytics, and advanced information technologies. The role requires scripting skills and an active TS/SCI security clearance with polygraph.

Develop backend systems and scalable services in Java using Spring, Spring Boot, REST APIs, and ORM frameworks. Design relational database schemas, debug complex systems, participate in code reviews, and collaborate in Agile engineering environments. Preferred work includes distributed systems architecture, CI/CD, automated testing, cloud infrastructure, DevOps, containerization, NoSQL databases, scripting, and frontend exposure. The role requires an active TS/SCI clearance with polygraph and substantial software engineering experience.

Develops and maintains system management infrastructure software and services for high-performance computing systems in Linux environments. Responsibilities include Python and Bash development, automation with Ansible, containerization, CI/CD, source control, identity and access management, secret management, and datacenter infrastructure tooling. The role requires an active TS/SCI clearance with polygraph and may involve observability, analytics, Agile methodologies, and Atlassian tools.

Develop and support software engineering solutions for high-performance computing, large-data analytics, and advanced information technology programs. The role requires expertise with PMR, AVP/AVG processes, Java and Spring technologies, NiFi, Atlassian tools, and GitLab. Candidates must have 14 years of relevant software engineering experience and a bachelor’s degree in computer science or a related field, with additional experience substituting for the degree. An active TS/SCI clearance with polygraph is required.

Develop software and scripts in Linux environments using Python, Bash, and potentially Rust. Build and deploy containerized services with Docker, containerd, Kubernetes, and Helm. Work with MongoDB and potentially PostgreSQL, RabbitMQ messaging, GitLab CI/CD, Ansible infrastructure-as-code, and Git. The role requires an active TS/SCI clearance with polygraph and substantial software engineering experience supporting programs of similar scope and complexity.

Develop software using object-oriented and interpreted languages in Linux environments. Apply test-driven development and containerization with Docker, Podman, Kubernetes, and Helm. Preferred work includes Go, TypeScript, Angular, stream processing, cloud technologies, web accessibility, AI-assisted development, and Atlassian tools. The role requires an active TS/SCI clearance with polygraph and either a bachelor's degree plus 14 or more years of software engineering experience or 18 or more years without a degree.

Develop software using Python and Bash in Linux environments, working with NoSQL and SQL databases, containerization, CI/CD, orchestration, messaging, infrastructure as code, and source control. The role requires experience with MongoDB, Docker, Kubernetes, GitLab CI, Helm, RabbitMQ, Ansible, and Git, with PostgreSQL and Atlassian tools as desired skills. An active TS/SCI clearance with polygraph is mandatory.

Develop and implement software systems using Java, Python, and AWS services. Build automated functional and systems-level tests, collaborate with systems engineers in an agile environment, and prototype solutions in the AWS cloud. The role requires substantial software engineering experience and an active TS/SCI clearance with polygraph.

Develop software and data-processing workflows using Python and Java. Build Bash automation, design and operate Apache Airflow workflows, process large datasets with Apache Spark, and query SQL databases. Perform data wrangling, preprocessing, validation, anomaly detection, and work with structured, semi-structured, and unstructured data. Use Linux, Git, Jupyter Notebook, and related development tools. An active TS/SCI clearance with polygraph is required.

Develop and maintain software using Java and Angular. Build and deploy applications with GitLab, Docker, and Kubernetes or Marathon. Apply software engineering practices on programs of similar scope and complexity, with potential work involving Elasticsearch language analyzers and computer-assisted translation tools.

Develop and sustain software and mission applications in Linux environments. Build Java applications and automate administrative workflows using Bash, Python, and PHP. Implement infrastructure as code, CI/CD pipelines, containerized services, and Kubernetes deployments. Manage source code with Git, document configurations and system changes, and collaborate with teams and external customers. The role requires an active TS/SCI clearance with polygraph.

Develop software for high-performance computing, large-scale data analytics, and advanced information technology programs. Responsibilities include Java software engineering, requirements gathering, workflow documentation, problem solving, and collaboration using tools such as Confluence and JIRA. Preferred experience includes AWS, Maven, GitLab, MapReduce, JUnit, Python streaming, code coverage, and Linux. The role requires an active TS/SCI clearance with polygraph and seven years of software engineering experience.