Senior Software Development Engineer in Test (SDET)

About this role

<p data-pm-slice="1 1 []"><strong>Senior Software Development Engineer in Test (SDET)</strong></p> <p>Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent</p> <p><strong>Advance your testing career while shaping digital finance with automation</strong></p> <p><strong>The Role</strong></p> <p>Capco is growing our Engineering team and we’re looking for experienced SDETs with a passion for delivering innovative solutions in financial services. If you enjoy solving complex problems, working with cloud-native technologies, and collaborating in agile teams, we’d love to hear from you.</p> <p>As a Senior Software Development Engineer in Test (SDET) at Capco, you’ll contribute to high-impact, client-facing projects that shape the future of financial services. You’ll work alongside talented engineers, have access to industry-leading training, and get the opportunity to grow your skills across multiple platforms. You will also get the chance to work across different domains within FS & Energy.</p> <p><strong>What You’ll Do</strong></p> <ul data-spread="false"> <li> <p>Create, drive, and build test strategies that are robust, reusable, and scalable</p> </li> <li> <p>Develop and manage test artefacts - plans, specifications, scripts, and reports</p> </li> <li> <p>Manage test environments and generate consistent test data</p> </li> <li> <p>Execute UI and API tests using modern automation tools and practices</p> </li> <li> <p>Collaborate with engineers and cross-functional teams to ensure quality-first delivery</p> </li> </ul> <p><strong>What We’re Looking For</strong></p> <ul data-spread="false"> <li> <p>Strong knowledge of at least one OOP language (Java, Scala, or JavaScript preferred)</p> </li> <li> <p>Experience building test automation frameworks from scratch (e.g., Selenium, Cypress, Playwright)</p> </li> <li> <p>Exposure to UI and API automation layers</p> </li> <li> <p>Familiarity with Jira, TestRail, Jenkins, GitHub, and SonarQube</p> </li> <li> <p>Understanding of CI/CD pipelines and cloud infrastructure</p> </li> </ul> <p><strong>Bonus Points For</strong></p> <ul data-spread="false"> <li> <p>Background as a developer</p> </li> <li> <p>Performance testing with JMeter, LoadRunner, or equivalent tools</p> </li> <li> <p>DevOps knowledge and public cloud experience (AWS, Azure, or GCP)</p> </li> <li> <p>Experience migrating applications to cloud environments</p> </li> <li> <p>Agile practices such as Scrum, Kanban, or Lean UX</p> </li> </ul> <p><strong>Why Join Capco</strong></p> <ul data-spread="false"> <li> <p>Deliver high-impact technology solutions for Tier 1 financial institutions</p> </li> <li> <p>Work in a collaborative, flat, and entrepreneurial consulting culture</p> </li> <li> <p>Access continuous learning, training, and industry certifications</p> </li> <li> <p>Be part of a team shaping the future of digital financial services</p> </li> <li> <p>Help shape the future of digital transformation across FS & Energy.</p> </li> </ul> <p><strong>Benefits</strong> </p> <p><strong>We offer a competitive, people-first benefits package designed to support every aspect of your life:</strong></p> <ul> <li><strong>Core Benefits: </strong>Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.<strong> </strong></li> </ul> <ul> <li><strong>Mental Health: </strong>Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.<strong> </strong></li> </ul> <ul> <li><strong>Family-Friendly: </strong>Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.<strong> </strong></li> </ul> <ul> <li><strong>Family Care: </strong>8 complimentary backup care sessions for emergency childcare or elder care. </li> </ul> <ul> <li><strong>Holiday Flexibility: </strong>5 weeks of annual leave with the option to buy or sell holiday days based on your needs.<strong> </strong></li> </ul> <ul> <li><strong>Continuous Learning:  </strong>Your growth, your way - minimum 40 hours of training annually. Take your pick; workshops, certifications, e-learning. Also, Business Coach assigned from Day One: Get one-on-one guidance to fast-track your goals and accelerate your development.<strong> </strong></li> </ul> <ul> <li><strong>Healthcare Access: </strong>Convenient online GP services.<strong> </strong></li> <li><strong>Extra Perks: </strong>Gympass(Wellhub), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.</li> </ul> <p><strong>Inclusion at…