Full Stack Developer - DV Cleared

Full Stack Developer
500-540 per day | Outside IR35

Java | Spring Boot | React | Type Script | Secure Digital Platforms Location London  (MOD site)
Working Pattern4 days per week onsite

Clearance

Current DV Security Clearance required

Background MOD / Defence / National Security experience required

The Opportunity We're looking for an experienced Full Stack Developer to help build and deliver secure, modern digital capabilities within a Defence environment.

You'll work across both frontend and backend development, contributing to scalable services, APIs and intuitive user interfaces. Working closely with UX Designers, Product, Engineering and Defence stakeholders, you'll help turn complex operational requirements into reliable, user-focused technology.

This is an excellent opportunity for a Full Stack Developer who enjoys working across the technology stack and wants to contribute to high-profile, mission-critical digital programmes within a highly secure environment.

About the Programme The programme is delivering a next-generation Defence Intelligence capability designed to improve visibility of operational information, streamline workflows, reduce administrative burden and support faster, more informed decision-making.

The development environment combines modern frontend technologies, secure backend services, cloud-native engineering and integration with existing Defence systems.

As a Full Stack Developer, you'll have the opportunity to contribute across the complete application lifecycle, from technical design and development through to testing, deployment and continuous improvement.

Key Responsibilities Design, develop and maintain secure full stack applications using Java, Spring Boot, React and Type Script.

Develop scalable backend services and secure RESTful APIs.Build intuitive, accessible and responsive frontend applications.

Develop reusable frontend components aligned with established design system principles.

Integrate frontend applications with backend APIs, workflow services and identity/access mechanisms.

Design and implement data persistence using SQL and No

SQL technologies.

Develop integrations with enterprise data sources and existing Defence systems.

Contribute to cloud-native deployment, containerisation and CI/CD pipelines.

Implement secure coding practices, logging, monitoring and audit capabilities.

Write automated tests across frontend and backend components.

Participate in technical design workshops, code reviews and agile ceremonies.

Work closely with UX Designers, Product, Engineering and Defence stakeholders.

Support continuous improvement of application performance, usability, reliability and security.

Essential Skills & Experience Proven full stack development experience within MOD, Defence, National Security or similarly secure environments.

Strong Java development experience.

Strong Spring Boot experience.

Strong React and Type Script development experience.

Experience designing and developing RESTful APIs.

Experience with SQL and/or No

SQL databases.

Experience building responsive, accessible and maintainable user interfaces.

Experience with Git and modern software development practices.

Experience with Docker, Kubernetes or other container technologies.

Familiarity with CI/CD pipelines and Dev Sec Ops  practices.

Experience working within agile, multidisciplinary delivery teams.

Strong understanding of secure software development and scalable application architecture.

Desirable Experience

Experience with workflow orchestration technologies such as Camunda, Zeebe or BPMN.

Experience with Open Search or Elasticsearch.

Experience with MongoDB, Microsoft SQL Server, Amazon RDS or similar database technologies.

Experience working with AWS, MODCloud, Tanzu, EKS or other cloud-native environments.

Experience with event-driven architectures and asynchronous messaging.

Experience with secure authentication, identity management and role-based access control.

Experience with Istio, mTLS or service mesh technologies.

Experience developing applications for classified or highly regulated environments.

Experience integrating search, semantic or knowledge-based capabilities.

Figma experience or close collaboration with…