Top Software Engineer Jobs

Develops software for high-performance computing, large-scale data analytics, and advanced information technology programs. Requires extensive software engineering experience on comparable federal programs, proficiency in Hadoop, Accumulo, AWS, Terraform, Java, and Python, and an active TS/SCI clearance with polygraph.

Develop software for high-performance computing, large-data analytics, and advanced information technology programs. The role requires extensive software engineering experience on comparable federal contracts, a bachelor’s degree in computer science or equivalent experience, proficiency with Python, Kotlin or Java, Terraform, Elasticsearch or OpenSearch, and AWS, plus an active TS/SCI clearance with polygraph.

Develop software for high-performance computing, large-scale data analytics, and information technology programs. The role requires Java, MapReduce, and cloud experience, along with 14 years of software engineering experience on comparable programs. A bachelor's degree in Computer Science or a related field is required, though additional software engineering experience may substitute. An active TS/SCI clearance with polygraph is mandatory.

Develops and maintains Java software in Linux environments using Spring, modern web technologies, Docker, OpenSearch, Apache Velocity, and Atlassian tools. Creates scripts, extends Atlassian applications, applies infrastructure automation and cloud technologies, and documents configurations, procedures, and system changes. The role supports engineering programs requiring an active TS/SCI clearance with polygraph.

Develop software for high-performance computing, large-data analytics, and advanced information technology systems. The role requires seven years of software engineering experience on comparable programs and contracts, along with expertise in distributed processing, databases, or scientific computing tools such as Spark, MapReduce, SQL/NoSQL, Pandas, NumPy, or SciPy. An active TS/SCI clearance with polygraph is required.

Develop software for high-performance computing, large-scale data analytics, and advanced information technology systems. The role requires expertise with Spark, MapReduce, SQL or NoSQL, and scientific Python libraries, along with extensive software engineering experience on comparable programs. An active TS/SCI clearance with polygraph is mandatory. A bachelor's degree in computer science or a related field is required, though additional software engineering experience may substitute.

Develops software within full-lifecycle systems engineering environments supporting high-performance computing, large-scale data analytics, and information technologies. Requires experience with Hadoop, Accumulo, AWS, Terraform, Java, and Python. An active TS/SCI clearance with polygraph is mandatory.

Develop software for high-performance computing, large-data analytics, and information technology systems using Java, MapReduce, cloud technologies, GhostMachine, and QTA. The role requires a bachelor’s degree in Computer Science or a related field, or four years of comparable software engineering experience. An active TS/SCI clearance with polygraph is required.

Develop software using Python and Java, automate processes with Bash, and orchestrate complex workflows with Apache Airflow. Process distributed big data using Apache Spark, manage containerized applications with Docker, containerd, or Podman, and use Git for source control. The role requires Linux command-line expertise and supports high-performance computing, large-scale analytics, and information technology engineering programs. An active TS/SCI clearance with polygraph is mandatory.

Develops software using Java and Python with AWS services, implements automated functional and system-level tests, partners with systems engineers in an agile development process, and prototypes solutions in the AWS cloud. The role requires five years of comparable software engineering experience or equivalent experience substituted for a bachelor’s degree, plus an active TS/SCI clearance with polygraph.

Develop software for high-performance computing, large-scale data analytics, and advanced information technology programs. The role requires building solutions with Python, PySpark, and AWS services including Lambda, Glue, and DynamoDB. Candidates must have seven years of software engineering experience on comparable programs, or qualifying additional experience in place of a bachelor’s degree, and hold an active TS/SCI clearance with polygraph.

Develop and implement systems using Java or Python and AWS services. Build automated functional and system-level tests, collaborate with systems engineers within an Agile process, and prototype solutions in the AWS cloud. The role requires five years of comparable software engineering experience, or qualifying additional experience substituted for a bachelor's degree, and an active TS/SCI clearance with polygraph.

Participate in developing and maintaining core products, implementing business-module interface documentation, troubleshooting QA-reported issues, and supporting customer-service teams with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware experience, strong communication skills, and collaboration in a global blockchain environment.

Participate in developing and maintaining core products, compiling business-module interface documentation, troubleshooting issues identified by QA, and assisting customer support with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware familiarity, strong communication, teamwork, and logical problem-solving skills.

Build and improve DeepL’s API platform and developer experience through self-service onboarding, configuration flows, reusable platform components, documentation, SDKs, and starter templates. Collaborate across product and engineering teams, write tested production code, contribute to monitoring and alerting, and participate in incident response. The role emphasizes backend development, RESTful APIs, reliability, developer-centric design, and occasional full-stack work with React and TypeScript.

Lead and develop complex C++ software for defense systems including electronic warfare, secure communications, networking, radar warning, and electronic attack. Responsibilities include software design, coding, design evaluation, integration, testing, documentation, process improvement, technical leadership, customer presentations, and mentoring engineering teams. Work is performed fully onsite and requires the ability to obtain a DoD Secret Clearance.

Seeking a Senior Principal Software Engineer to lead software solutions for defense, focusing on Electronic Warfare and Secure Communications. Responsibilities include design, development, and team leadership, ensuring effective collaboration and communication across engineers and management.

Lead and contribute to complex C++ software development for defense systems involving electronic warfare, secure communications, radar warning, and electronic attack. Responsibilities include software design, coding, design evaluation, integration, testing, documentation, process improvement, technical leadership, mentoring, and customer-facing technical presentations. The role is fully onsite and requires the ability to obtain a DoD Secret clearance.

Develop and lead complex C++ software engineering efforts for defense systems, including electronic warfare, secure communications, radar warning, and electronic attack. Responsibilities include software design, coding, code review, integration, testing, documentation, process improvement, technical leadership, customer presentations, and mentoring engineering teams. The role requires full-time onsite collaboration and supports systems across air, land, sea, and space.

Seeking a Senior Principal Software Engineer to lead software development for defense systems. Responsibilities include technical leadership, software design, C++ coding, and collaborating with engineering teams to ensure mission capabilities for national security.

Build the enterprise platform for an AI creative product, including workspaces, permissions, SSO, audit logs, usage-based billing, invoicing, payment integrations, and security foundations. Develop backend services, APIs, and polished React/Next.js administrative interfaces for multi-tenant customers. Collaborate with founders, sales, and customers to define and ship enterprise features while taking increasing ownership of platform surfaces.

Design, develop, test, deploy, and operate cloud-based microservices and serverless applications on AWS. Build device-to-app pairing solutions, APIs, ETL pipelines, data structures, and Tableau dashboards. Monitor production systems, investigate incidents, support CI/CD and containerization, and ensure software quality. Collaborate through Agile development practices while mentoring junior engineers and contributing to technical standards.

Join an agile team to design, develop, test, and deploy secure enterprise software. Participate in SAFe ceremonies, apply software engineering principles, build automation scripts, promote code reuse, and support the full lifecycle in secure environments.

Design, build, deploy, and maintain resilient, scalable production systems for Toast’s retail customers. The role sets long-term technical architecture and strategy, communicates technical direction, mentors senior engineers, improves engineering productivity, diagnoses performance issues, and drives initiatives amid ambiguity. Engineers collaborate directly with retail customers, visit stores, understand operational workflows, and use AI tools to improve development velocity and quality.

Develop end-to-end software solutions from initial vision through production in an agile environment. Design, modify, implement, and enhance applications using front-end and back-end technologies. Analyze system architecture, identify improvements, resolve complex workflow problems, and collaborate with cross-functional teams. The role may involve client requirements, automation optimization, source-code development, testing, and maintenance while supporting systems requiring Secret clearance eligibility.