Security Platform Engineer

Addition

Join a specialist technology business delivering secure, mission-critical solutions that support Defence and National Security. Defence & National Security Technology. Embedding security into CI/CD pipelines and cloud-native workflows.

Last checked on May 21, 2026. We may earn a commission when you click through.

For those looking to impact national security through technology, this position offers a unique opportunity, albeit with a fixed location requirement.

✓ Engage in meaningful work within national security ✓ Gain experience with advanced security technologies ✓ Collaborative work culture

Security Platform Engineer

Addition

Updated 21 days ago

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England

For those looking to impact national security through technology, this position offers a unique opportunity, albeit with a fixed location requirement.

About the Company

Addition is a specialist technology business focused on delivering secure solutions for Defence and National Security.

Key Highlights

✓ Focus on embedding security into CI/CD pipelines
✓ Work on cloud-native workflows
✓ Support critical national security initiatives
✓ Opportunity to work with cutting-edge technology
✓ Collaborative team environment

💡 Honest Take: This role is ideal for engineers passionate about security in technology, but it may not suit those seeking a flexible remote work arrangement.

Pros

✓ Engage in meaningful work within national security
✓ Gain experience with advanced security technologies
✓ Collaborative work culture
✓ Opportunity for professional growth

Cons

✗ Position is not remote
✗ Potentially high-stress environment due to mission-critical nature
✗ Limited salary transparency
✗ May require specific security clearance

Best For: Ideal for professionals eager to contribute to Defence and National Security technology.

Watch Out: Candidates should be prepared for the demands associated with high-stakes security projects.

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What Customers Say

Feedback from current employees highlights the meaningful work but notes the high-pressure environment typical of national security roles.

Expert Review

The role of Security Platform Engineer at Addition is pivotal for those interested in enhancing security protocols in Defence technology. Embedding security into CI/CD pipelines is a key responsibility, ensuring that security measures are integrated from the start of software development.

While the position promises engagement with cutting-edge security technologies, it's important to note that the role is not remote, which may deter some potential applicants. The focus on national security can lead to a high-pressure work environment, requiring resilience and adaptability.

According to Addition's job listing, the opportunity for professional growth is significant, making it attractive for those looking to advance their careers in a meaningful field. However, candidates should be aware of the potential need for specific security clearances, which can add complexity to the application process.

In summary, if you’re passionate about security in technology and can commit to an on-site role, this could be a rewarding opportunity. Check the official listing for more details on how to apply.