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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Test Engineer - **Company:** ONI - **Location:** Oxford, UK - **Experience:** Expert - **Salary:** £51,838.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Artificial Intelligence, Amazon Web Services, Application Performance Management, Automation of Tests, Microsoft Azure, Cloud Computing, Software Quality, Image Analysis, Continuous Integration, DevOps, Embedded Software, Firmware, Hardware-In-The-Loop Simulation, Release Management, Prometheus, Webui, Software Engineering, SonarQube, Software Testing Automation Framework, Delivery Pipeline, Grafana, Backend, Git, System-level Testing, Gitlab-ci, Kubernetes, Information Technology, Deployment Automation, Playwright, Bicep, Terraform, Docker, Jenkins - **Published:** August 15, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5843159624 ## About the Role * Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience). * Minimum of 5 years as a Software Test/QA Engineer or similar role in software development. * Hands-on experience testing embedded software or firmware (hardware-in-the-loop, device-level testing, etc.). * Working knowledge of DevOps practices and tools (CI/CD pipelines, Git, Docker, Jenkins/GitLab CI, or similar). * Experience of containerisation technologies such as Docker. * Excellent troubleshooting skills and attention to detail. * Strong written and verbal communication skills. * Experience working in Agile/SCRUM software development. Essential behaviours: We're looking for engineers who: * Take ownership and deliver results. * Build software with quality, simplicity, and maintainability in mind. * Enjoy collaborating across disciplines. * Are curious, continuously learning, and open to adopting new technologies. * Embrace AI as part of modern software engineering. * Care about customer outcomes as much as technical excellence. Desired skills and qualifications: * Experience in life sciences industry * Experience with Playwright or other web/UI test automation frameworks. * ISTQB or similar QA certification. * Experience administering or improving DevOps pipelines. * Experience with Kubernetes or container orchestration platforms. * Cloud platform experience (GCP preferred, AWS or Azure also considered). * Infrastructure as Code (Terraform, Bicep or similar) * Knowledge of performance, load and security testing. * Experience implementing code quality and security tooling (e.g. SonarQube, Snyk, Dependabot). * Experience with monitoring and observability platforms (Application Insights, Grafana, Prometheus, ELK, etc.)., * Experience of release management and deployment automation. ## Description In this role you will build intuitive, scalable, and high-performance software solutions for the automation of super-resolution microscopy. You'll work closely with Product, UI, UX, QA, image analysis and backend engineers to deliver exceptional user experiences while leveraging modern AI-powered development practices. This role is ideal for an engineer who enjoys solving complex technical problems, takes ownership of product outcomes, and thrives in a collaborative, fast-paced environment. Your Role at ONI: * Design, execute, and maintain manual test plans and test cases for embedded software across hardware/firmware/software boundaries. * Perform functional, regression, integration, and system-level testing on embedded devices and their companion software/tools. * Lead release testing activities * Identify, document, and track defects through to resolution; work closely with firmware and software engineers to reproduce and root-cause issues. * Contribute to and grow our test automation efforts, including writing and maintaining automated test scripts (Playwright experience a bonus). * Set up and manage test environments, lab hardware, and test rigs for embedded devices. * Mentor junior QA engineers and champion testing best practices across the team. * Help build, maintain, and improved CI/CD pipelines and deployment. * Collaborate with product managers to understand requirements and design test cases that adequately test features in a way that is representative of real use cases. * Continuously improve QA processes and procedures to enhance overall product quality and team productivity ## Related Videos - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Excellent Software Testing](https://www.wearedevelopers.com/videos/87-excellent-software-testing) - [Stop Committing Your Secrets - GIt Hooks To The Rescue!](https://www.wearedevelopers.com/videos/573-stop-committing-your-secrets-git-hooks-to-the-rescue) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk)