radiant - Senior SDET

London+ Equity1mo ago

In Office Senior EMEA Insurance Artificial Intelligence SDET REST Go Reporting Kubernetes Helm Front-end PostgreSQL

Requirements

• Proven experience developing and maintaining test automation frameworks in Golang • Hands-on experience testing distributed systems and APIs (gRPC, REST) in production environments • Strong experience with automated testing methodologies including unit, integration, end-to-end, regression, and performance testing • Proven ability to improve software quality through automation, code reviews, root cause analysis, and adherence to quality engineering principles • Deep knowledge of Kubernetes and cloud-native architectures from a testing and reliability perspective • Hands-on experience with containers, Helm, CI/CD pipelines, and microservice testing strategies • Experience working with test reporting, observability, and quality metrics to drive continuous improvement • Ability to work autonomously with a proactive, solution-oriented mindset • Experience collaborating effectively with developers, product teams, and cross-functional stakeholders • Good understanding of front-end testing methodologies and tools, with experience validating complex user workflows across modern web applications • Strong understanding of modern DevOps workflows and CI/CD practices • Experience building automated testing solutions for AI/ML platforms, LLM-serving infrastructure, or GPU workloads (e.g., vLLM, KServe) • Experience with performance, load, resilience, and scalability testing of distributed systems • Experience implementing quality gates and automated testing within CI/CD pipelines • Familiarity with cloud platforms and infrastructure testing • Qualities we look for: • Set the standard: Every single day, you spot opportunities to constructively shake things up. • Inspire the change: There's no blueprint for the future. You’ll embrace challenges and change. • You’re real and you’re true to yourself: We cherish and celebrate diversity so you’ll feel right at home whoever you are and whoever you’re talking to, you treat everyone the same.

Responsibilities

• Design, develop and maintain robust automated test frameworks and quality engineering solutions in Go • Build and implement automated testing strategies across API, integration, end-to-end, performance, and reliability testing • Develop and maintain test automation for secure, reliable APIs (gRPC/REST) and backend systems • Collaborate closely with UI/UX designers and front-end engineers to ensure quality is embedded throughout the product development lifecycle and identify potential usability, reliability, and performance risks and drive quality-focused improvements before implementation • Work with PostgreSQL or similar relational databases to validate data integrity, performance, and reliability • Design and execute testing solutions for applications deployed on Kubernetes, leveraging Helm charts and the Kubernetes API • Collaborate in architectural discussions, providing quality-focused input on system design, testability, scalability, and reliability • Maintain high standards for software quality, observability, and maintainability through automation, reviews, and best practices • Health & Wellbeing: we want everyone to feel healthy and happy, so we offer private medical insurance via Bupa. • Cycle to Work Scheme: we're committed to building a sustainable business, so we encourage cycling to work. • Gympass subscription to a variety of gyms and wellbeing apps • Participation in the company shares program • Enhanced parental pay & leave • Diversity, Equality, Inclusion and Belonging

Benefits

• What sets us apart is our blend of modern technology, competitive benefits, and an open, welcoming work culture that enables our people to thrive. • Here are just some of the great things you can expect from us: • 25 days of annual leave • A culture that emphasises results over hierarchy, process & ego: we place great emphasis on the quality, ingenuity and creativity of work. • Open communication, regular feedback: we value smooth collaboration, direct and actionable feedback, and believe that leading with empathy and a growth mindset makes us better together.