Salary: £127,185 - 127,185 per year Requirements: We require active SC clearance. We require strong experience as a Senior Test Engineer working on data-intensive or platform-based systems. We require proven ability to design, implement, and maintain automated testing for data pipelines and applications. We require strong coding skills in Python and SQL, with working knowledge of Java and scripting languages such as Bash. We require experience analysing and validating complex datasets in multiple formats. We require a solid understanding of CI/CD pipelines, source control, and integrating automated testing into delivery workflows. We require experience working with cloud-based data platforms and services, including orchestration, monitoring, and logging. We require working knowledge of data processing and analytics tools, including notebook-based analysis and query services. We require understanding of infrastructure as code, containerised solutions, and secure data handling, including encryption concepts. We require a basic understanding of dimensional data models, historical data capture, and data lifecycle management. We require the ability to identify, assess, and communicate technical and delivery risks clearly. We require experience supporting live production systems and contributing to stability and resilience improvements. We require proven experience mentoring and supporting team members in testing best practice. We consider experience supporting large-scale, secure public sector platforms desirable. We consider experience operating and supporting live production data services desirable. We consider understanding of user journeys and translating expectations into testable outcomes desirable. Responsibilities: We plan and lead testing activities across sets of related user stories. We design, implement, and maintain automated test frameworks for data pipelines and applications. We identify and escalate risks and quality issues found through automated testing. We analyse and report on test activity, results, issues, and risks. We support live services through production data analysis and root cause investigation. We operate and support ingesting and publishing pipelines and services, identifying opportunities to improve resilience and stability. We work closely with Product Owners, Business Analysts, developers, and data users to understand requirements. We take ownership of understanding the end-to-end system and support knowledge sharing. We coach and mentor junior engineers and testers in testing best practice. We ensure delivered functionality meets user and customer expectations. Technologies: Bash CI/CD Cloud Support Java Python SQL AWS Terraform More: We are Peregrine, and we build workforces that deliver tech and change programmes at leading UK organisations. Through our Specialist Talent team, we place permanent employees into on-site or remote client assignments across Data, Digital, and Business Transformation, giving you the variety and challenge of consultancy work with the stability and support of a permanent role. We work closely with our clients to solve complex problems and deliver flexible, long-term solutions that make a real difference. When you join us, you become part of a team focused on growth for our people, our clients, and the sectors we support, with access to a full range of benefits alongside your salary, plus learning opportunities and a strong community. last updated 19 week of 2026