540
SeniorSoftwareEngineer(Contract)
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Software Engineer (Contract) at 540. Skills: Java, Spring Boot, microservices, Angular, Kubernetes, cloud-native infrastructure, full-stack development, API design, asynchronous messaging. Design and develop full-stack features across Angular front-end applications and Java/Spring Boot microservices. Build and operate scalable services in containerized environments (Docker, Kubernetes)”
Industry & Context.
problem-solving skills and ability to navigate ambiguity
U. S. Citizen, ability to obtain a DoW Secret clearance, East Coast working hours, contract engagement, 40 hours per week
What They're Looking For.
Must Have
8+ years of professional software development experience, experience with Java and Spring Boot for building production-grade services, Experience developing microservices in containerized environments (Docker, Kubernetes), Experience with asynchronous messaging systems (Kafka), Proficiency with build tools such as Gradle or Maven, Experience with JavaScript/TypeScript and modern frameworks (Angular preferred), experience designing and consuming RESTful APIs, Experience working with relational databases (Postgres or MySQL), Ability to produce technical design documentation (system diagrams, architecture artifacts), problem-solving skills and ability to navigate ambiguity, Excellent communication skills, including working directly with stakeholders or clients, Demonstrated ownership and ability to drive work from concept to production, Ability to design with future scalability and platform evolution in mind, U. S. Citizen, ability to obtain a DoW Secret clearance
Nice to Have
Bachelor’s Degree in Computer Science or related engineering field, Experience with Google Cloud Platform (GCP) or similar cloud environments, Experience with API gateways and API management platforms, such as Google Apigee, Familiarity with API authentication and authorization (PKI, OAuth2, JWT, LDAP, SAML, etc.), Experience working with OpenAPI/Swagger specifications, Experience working on U. S. Federal Government programs, particularly DoW environments, GCP Certifications (Professional Cloud Architect or Professional Cloud Developer)
What You'll Do.
Design and develop full-stack features across Angular front-end applications and Java/Spring Boot microservices
Build and operate scalable services in containerized environments (Docker
Own the design and evolution of core services and APIs
Design and integrate RESTful APIs to enable secure communication across systems
Implement asynchronous messaging patterns (Kafka) for distributed environments
Design and optimize data models and persistence layers (Postgres or MySQL)
Contribute to technical design documentation and system architecture artifacts
Lead or participate in code reviews
and troubleshooting to ensure high-quality software
Drive features and services end-to-end
from design through production delivery
Help define service design patterns
and engineering best practices
Improve system performance
and reliability as the platform evolves
How You'll Work.
Team & Collaboration
Collaborate with engineers, architects, and stakeholders to translate mission needs into technical solutions; working directly with stakeholders or clients
Communication Scope
Excellent communication skills, including working directly with stakeholders or clients
Process & Methodology
Demonstrated ownership and ability to drive work from concept to production
Full Job Description
540 is seeking a Senior Software Engineer to support the DoW in building a next-generation Air Force aircraft maintenance platform. This application leverages Java/Spring Boot microservices, Angular front-end applications, and cloud-native infrastructure (Kubernetes, Google Cloud, Apigee). Engineers on this team build and scale full-stack features across user interfaces, backend services, and data layers that power critical maintenance operations. This platform will modernize how Air Force maintainers plan and execute maintenance and is a key part of the Air Force’s technology strategy for the coming decade. This role is offered as a contract engagement and is ideal for engineers who value flexibility, autonomy, and high-impact work. While there may be an opportunity to convert to full-time in the future, conversion is not guaranteed and is dependent on program needs. Location: Remote within the continental United States, East Coast working hours Citizenship & Clearance Requirement: per client requirements, candidates must be a U. S. Citizen with the ability to obtain a DoW Secret clearance Education Requirement: Bachelor’s Degree in Computer Science or related engineering field (preferred) Contract Duration: initial 9 month contract, 40 hours per week HOW YOU’LL DRIVE IMPACT Design and develop full-stack features across Angular front-end applications and Java/Spring Boot microservices Build and operate scalable services in containerized environments (Docker, Kubernetes) Own the design and evolution of core services and APIs, ensuring scalability, reliability, and maintainability Design and integrate RESTful APIs to enable secure communication across systems Implement asynchronous messaging patterns (Kafka) for distributed environments Design and optimize data models and persistence layers (Postgres or MySQL) Collaborate with engineers, architects, and stakeholders to translate mission needs into technical solutions Contribute to technical design documentation and s
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