Software Engineer Java Software Developers

Sanderson Recruitment; Greater London; On-site; GBP 40,000 - 100,000; Full time

Job summary

Sanderson Recruitment in London is hiring Java Developers to work on mission-critical defence programmes with UK partners. The role requires onsite work four days a week and offers a salary range of £54,000–£94,000 depending on experience, along with benefits and professional development opportunities.

The successful candidate will design, develop and maintain Java applications, build and deploy in AWS, and create containerised solutions using Docker and Kubernetes within secure environments.

Qualifications

• Commercial experience developing applications in Java.
• Experience working with AWS cloud technologies.
• Strong knowledge of Docker and containerisation.
• Experience working within Agile delivery environments.
• Strong communication and problem-solving skills.
• Active SC Clearance.
• Eligibility to undergo Enhanced Developed Vetting (eDV).
• Spring Boot.
• Kubernetes.
• Microservices architecture.
• CI/CD tools and DevOps practices.
• Experience within Defence, Government or secure environments.

Responsibilities

• Design, develop and maintain Java-based applications.
• Build and deploy solutions within AWS environments.
• Develop containerised applications using Docker.
• Collaborate with cross-functional Agile teams.
• Participate in code reviews and technical discussions.
• Contribute to the design of secure and scalable software architectures.
• Ensure software is developed in line with best engineering practices.

Skills

Java

AWS

Docker

Agile

Communication

SC Clearance

eDV

Spring Boot

Kubernetes

Microservices

CI/CD

Defence sector

Tools

Docker

Kubernetes

CI/CD

AWS

Job description

Salary: £54,000 - 94,000 per year

Requirements

• Commercial experience developing applications in Java
• Experience working with AWS cloud technologies
• Strong knowledge of Docker and containerisation
• Experience working within Agile delivery environments
• Strong communication and problem-solving skills
• Active SC Clearance
• Eligibility to undergo Enhanced Developed Vetting (eDV)
• Spring Boot
• Kubernetes
• Microservices architecture
• CI/CD tools and DevOps practices
• Experience within Defence, Government or secure environments

Responsibilities

• Design, develop and maintain Java-based applications
• Build and deploy solutions within AWS environments
• Develop containerised applications using Docker
• Collaborate with cross-functional Agile teams
• Participate in code reviews and technical discussions
• Contribute to the design of secure and scalable software architectures
• Ensure software is developed in line with best engineering practices

Technologies

• AWS
• CI/CD
• Cloud
• DevOps
• Docker
• Java
• Kubernetes
• Security
• Spring
• Spring Boot
• microservices
• Support

More

We are a growing technology consultancy delivering cutting-edge software solutions across the Defence and National Security sectors. We are hiring Java Developers at all experience levels, from Junior Engineers through to Senior Developers and Technical Leads, to work on complex, mission-critical systems supporting important UK Defence programmes. This is a London-based role requiring onsite work 4 days per week. We offer salaries ranging from 40,000 to 100,000 depending on experience, along with benefits, clear progression and professional development opportunities, access to modern technologies and cloud-native development practices, and collaborative, technically strong engineering teams. We are committed to respect, equality, and diversity, and we welcome applications from people of all backgrounds and perspectives.

last updated 40 week of 2026