Senior Site Reliability Engineer

Your day will be all about making sure our applications and infrastructure are reliable, secure and ready for scale. You’ll work closely with development teams from the design stage, helping them build systems that follow best practices and meet department standards.

You’ll lead by example, mentoring other SREs, guiding teams and driving improvements. A big part of your role will be creating and maintaining detailed runbooks so incidents can be resolved quickly and efficiently. You’ll also automate repetitive tasks, reduce toil and make sure monitoring is in place so issues are spotted before they become problems.

When major incidents happen, you’ll take the lead in coordinating the right people and restoring services fast. You’ll manage error budgets, review high-priority incidents and push a culture of engineering ownership across the organisation.

• Demonstrable experience of reliability engineering including capacity and performance management through monitoring, logging, and alerting.
• Demonstrable experience of supporting a Live Service, including live operations, incident management, and continuous improvement.
• Demonstrable experience of developing and supporting cloud-based applications in AWS.
• Demonstrable experience of building and maintaining CI/CD pipelines.
• Demonstrable experience communicating effectively with stakeholders at multiple levels to provide feedback and support.
• Demonstrable experience using automation to remove toil with scripting, infrastructure, and configuration as code.

Pay up to £80,664 plus 28.97% employer pension contributions, hybrid working, flexible hours, and a truly great work life balance., Hybrid Working: We work a hybrid model - you’ll spend some time working at home and some time collaborating face to face in a hub.

Pay: We offer competitive pay of up to £80,664

Pension: You’ll get a brilliant civil service pension with employer contributions worth 28.97%, worth over £16,000 per year.

Holidays: A generous leave package starting at 26 days rising to 31 days over time.

You can also take up to 3 extra days off a month on flexi-time. You’ll also get all the usual public holidays.

We have a broad benefits package built around your work-life balance which includes:

We have a broad benefits package built around your work-life balance which includes:

• Flexible working including flexible hours and flex-friendly policies
• Time off volunteering and charitable giving
• Bring your authentic self to work with ‘I Can Be Me in DWP’
• Discounts and savings on shopping, fun days out and more
• Interest-free loans to buy a bike or a season ticket, so it’s even easier for you to get to work and start making a difference
• Professional development, coaching, mentoring and career progression opportunities.

And we have an award-winning environment and culture:

• DWP have been recognised as 2024 Diversity Employer of the Year at the Computing Women in Tech Excellence awards
• Diverse and Inclusive Leadership at Digital Leaders Awards 2024
• Commended as Best Place to Work in Digital category in the Computing Digital Technology Leaders awards 2025
• Recognised as one of the Best Public Sector Employers at 2025 Women In Tech Employer Awards

We have a fantastic opportunity to join our community of experts at DWP Digital as a Senior Site Reliability Engineer, within one of our SRE teams at the heart of Digital Transformation.

We’re using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives.

DWP is the UK’s largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people.

The scale of what we do is extraordinary, and our purpose is unique. We’d love you to join us.