Site Reliability Engineer

· Build automation and tooling to eliminate manual operational tasks and improve service reliability · Respond to production incidents, lead root cause analysis, and implement long-term fixes to prevent recurrence · Design, implement, and maintain monitoring, observability, and alerting solutions across platforms and services · Define and manage SLIs, SLOs, and error budgets to guide reliability and operational decision-making · Analyse system performance and capacity trends, ensuring services remain scalable and resilient under load · Support safe and reliable change management, including deployments, releases, and production transitions · Drive continuous improvement in system reliability through automation, standardisation, and engineering best practice

· Strong programming and scripting skills (Python, Go, Java, or Ruby) · Solid systems engineering experience across Linux/Unix environments and networking fundamentals · Cloud platform experience (AWS, Azure, or GCP) · Infrastructure as Code tools (Terraform, Ansible) and container platforms (Kubernetes) · Observability and monitoring tools (Prometheus, Grafana, ELK, CloudWatch or equivalent) · CI/CD pipelines and automated deployment tooling · Background in Site Reliability Engineering, DevOps, or production operations · Proven experience in incident management and on-call support in live production environments · Strong track record of identifying operational inefficiencies and driving automation-led improvements · Experience working in complex, distributed systems or enterprise-scale environments · Strong analytical and problem-solving capability, particularly under pressure · Clear communication skills, able to explain technical issues to non-technical stakeholders · Ability to prioritise, adapt, and work effectively in fast-paced environments · Proactive mindset with ability to anticipate risks and system failures · Experience applying systems engineering principles and contributing to design decisions · Strong collaboration skills, building effective relationships across technical and operational teams · Participation in on-call rotation is required · May require security clearance, Disability Confident About Disability Confident A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to .

Site Reliability Engineer Hybrid - Attached to our Solihull, London or Hook office Full Time, Permanent

• Participation in on-call rotation Band 4 / £65,000
• £75,000 (dependent on experience) Here at Serco, we're looking for a Site Reliability Engineer to ensure the stability, availability, and performance of production systems and services across UK&E Digital Services. The role combines software engineering and systems operations to improve resilience, reduce operational overhead, and enable safe, scalable service delivery., · Flexible working considered · Pension - 6% · Chance to contribute to innovation in the public services · A company passionate about diversity and inclusion · Serco discounts which include cinema, merlin entertainment and online shopping discounts, and discounts on mobile phone plans and leisure centre memberships. · A range of benefits to support the health and wellbeing of you and your family such as Employee Assistance Programme, Simply Health Cash Plans, and more. · A wealth of career development training to suit your future aspirations. These range from role specific training, leadership coaching, formal study and much more to support you to build your career with Serco. · A safe and supportive culture.