Senior Site Reliability Engineer - Defence

Introduction

At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK.

A career in IBM CIC means you’ll have the opportunity to work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio.

Curiosity and a constant quest for knowledge serve as the foundation to success here. You’ll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions which impact a wide network of clients, whom may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long-term career growth and development opportunities in an environment that embraces your unique skills and experience.

We Offer

• Many training opportunities from classroom to e-learning, mentoring and coaching programs and the chance to gain industry recognized certifications

Regular and frequent promotion opportunities to ensure you can drive and develop your career with us

Feedback and checkpoints throughout the year

Diversity & Inclusion as an essential and authentic component of our culture through our policies and process as well as our Employee Champion teams and support networks

A culture where your ideas for growth and innovation are always welcome

Internal recognition programs for peer-to-peer appreciation as well as from manager to employees

Tools and policies to support your work-life balance from flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme

More traditional benefits, such as 25 days holiday (in addition to public holidays), online shopping discounts, an Employee Assistance Program, a group personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future.

Your Role And Responsibilities

We are seeking a Senior Site Reliability Engineer to play a key role in strengthening IBM’s reliability engineering and DevOps capabilities across public‑sector and defence programmes. In this role, you will lead smaller delivery projects, mentor junior engineers, and help define the technical direction for our SRE and DevOps practices. You will work across the full service lifecycle, focusing on automation, reliability, observability, and secure delivery.

This position offers the opportunity to contribute to the stability and resilience of mission‑critical systems used by UK government and defence organisations. Working within IBM’s multidisciplinary delivery teams, you will apply disciplined engineering methods, high‑assurance security approaches, and modern SRE practices to ensure that the systems we support are dependable, scalable, and compliant with public‑sector standards.

Responsibilities

Preferred Education

Bachelor's Degree

Required Technical And Professional Expertise

• A passion for SRE & DevOps & a desire to learn & grow in this field
• Strong design analytical & problem-solving skills & attention to detail
• Excellent communication & collaboration skills
• Experience with cloud platforms containerization & CI/CD pipelines
• Strong understanding of system design scalability & reliability
• Ability to work independently & with a team
  
  

As an equal opportunities’ employer, we welcome applications from individuals of all backgrounds. However, for you to be eligible for this role, you must have the valid right to work in the UK. Unfortunately, we do not offer visa sponsorship and have no future plans to do so. You must be a resident in the UK and have been living continuously in the UK for the last 10 years. You must be able to hold or gain a UK government security clearance

Preferred Technical And Professional Experience

• Experience with CI/CD tools, such as Jenkins, GitLab CI/CD, or CircleCI, with the ability to design and optimise automated build and deployment pipelines.