Senior to Principal Software Engineers - DV cleared

TieTalent; Cheltenham; On-site; GBP 47,000 - 105,000; Full time

Job summary

A leading company in defence technology is seeking Software Engineers at Senior, Lead, and Principal levels in Cheltenham. You'll deliver impactful software solutions using Java and cloud platforms while working in secure environments. This role offers excellent career support, flexible working options, and the chance to influence key engineering decisions in national security projects.

Benefits

Flexible working options including 9-day fortnight and compressed hours

Private healthcare

Performance bonus

Career development support

Qualifications

• Proven software engineering experience at senior or leadership level.
• Strong problem-solving and communication skills.
• Current UK DV clearance is mandatory.

Responsibilities

• Deliver scalable, resilient software solutions working with modern Java-based tech stacks.
• Influence architecture and design decisions while mentoring team members.
• Contribute to high-priority defence and national security programmes.

Skills

Java

JavaScript

Python

AWS

Azure

DevOps

Agile

Tools

Jenkins

GitLab

Docker

Kubernetes

OpenShift

SQL

MongoDB

Elasticsearch

Job description

Software Engineers - Senior to Principal Level (DV Cleared)

Location: Cheltenham (Onsite)
Salary Range: £47,000 - £105,000 per annum (dependent on level and experience)
Clearance Required: Current UK Developed Vetting (DV) is essential
Contract Type: Permanent

We are hiring Software Engineers across a range of levels (Senior, Lead, and Principal) to support high-priority defence and national security programmes. These are onsite roles based in Cheltenham, working on long-term, mission-critical systems that shape the future of UK defence technology.

Whether you're looking to step up into a lead role or are already operating at principal level, these positions offer the opportunity to join a collaborative, purpose-driven engineering environment with access to exciting, impactful work in secure environments.

About the Role

You'll be working with modern Java-based tech stacks to deliver scalable, resilient software solutions. Projects span infrastructure, data, and cloud transformation, with a focus on agile delivery and engineering excellence. You'll have the opportunity to influence architecture and design decisions, mentor team members, and contribute directly to the ongoing enhancement of national security platforms.

Key Technologies & Skills

• Java (primary language) plus exposure to JavaScript or Python

• Cloud platforms: AWS or Azure

• DevOps tooling: Jenkins, GitLab, Docker, Kubernetes, OpenShift

• Databases: SQL, MongoDB, Elasticsearch

• Agile delivery and CI/CD pipelines

• Experience working in secure or regulated environments

What We're Looking For

• Proven software engineering experience at senior or leadership level

• Strong problem-solving and communication skills

• Commitment to engineering best practices and continuous improvement

• Current UK DV clearance is mandatory

What You'll Get

• Competitive salary based on experience and level

• Flexible working options including 9-day fortnight and compressed hours

• Private healthcare, performance bonus, and strong career development support

• Opportunities to work on meaningful, long-term projects with real-world impact

If you're a driven engineer with DV clearance and a strong Java background, this is your chance to join a forward-thinking, security-focused engineering team working at the heart of UK defence.

Apply now to explore where your skills could take you.

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