Senior DevOps Engineer

Addition Solutions Ltd; Cheltenham; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A growing consultancy based in the UK seeks a Senior DevOps Engineer to design and maintain cloud infrastructure for critical national security projects. The ideal candidate will have a strong background in DevOps, cloud technologies, and the ability to work in agile environments. This role offers competitive pay and opportunities for career development in a supportive team culture.

Benefits

Career coaching

External training (up to 5 days a year)

Inclusive work environment

Qualifications

• Strong background in DevOps with hands-on cloud experience.
• Experience designing secure, scalable, and highly available systems.
• Eligible for high-level UK security clearance.

Responsibilities

• Design and maintain secure cloud infrastructure across AWS, Azure, and private cloud.
• Build, scale, and manage Kubernetes clusters alongside tools like Docker and Helm.
• Drive optimisation for performance, availability, and cost-efficiency.

Skills

DevOps expertise

Cloud experience

Infrastructure automation tools

Kubernetes knowledge

Docker familiarity

Agile methodologies

Stakeholder communication

Tools

Terraform

Jenkins

GitLab CI/CD

Job description

Role Overview

This growing consultancy is delivering high-impact solutions to the UK’s most complex national security challenges. They’re now looking for a Senior DevOps Engineer to help shape and maintain the infrastructure that underpins critical projects.

• Location: Bristol, Cheltenham, or Manchester (3-4 days office-based)
• Package: Competitive salary + benefits
• Industry: National Security / Technology Consultancy

What You’ll Be Doing

• Designing and maintaining secure cloud infrastructure across AWS, Azure, and private cloud environments.
• Building, scaling, and managing Kubernetes clusters, alongside tools like Docker and Helm.
• Automating processes for build, deployment, monitoring, and maintenance.
• Developing policies for compliance, security, and disaster recovery.
• Driving optimisation for performance, availability, and cost-efficiency.
• Troubleshooting complex infrastructure issues.
• Mentoring junior engineers and contributing to knowledge sharing across the team.

Main Skills Needed

• Strong background in DevOps with hands-on cloud experience.
• Knowledge of infrastructure automation tools (e.g. Terraform, Jenkins, GitLab CI/CD).
• Familiarity with Kubernetes, Docker, Helm and related technologies.
• Experience designing secure, scalable, and highly available systems.
• Comfortable working in agile environments (Scrum, Kanban).
• Strong stakeholder communication skills.
• Eligible for high-level UK security clearance (British passport + 5 years residency).

What’s in It for You

• Work on projects that genuinely make an impact in national security.
• A supportive, team-focused culture with the feel of a smaller business but the backing of a larger group.
• Career coaching, external training (up to 5 days a year), and specialist guilds to share innovation.
• Clear pathways for career development with self-directed progression.
• Inclusive, dynamic environment where your ideas and contributions are valued.

Call to Action

We’ll keep this simple: if it sounds good, get in touch.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.