We’re Atom… The bank that's leading the fintech charge We’re not like the rest. We’re true innovators, and we’re redefining what a bank should be. Ours is a bank for today and the future, a mobile-first bank. Forget the stuffy branches, with Atom you can bank whenever, wherever, faster, and simpler. Could you be the next innovator to join us? What will your typical day look like? Different that’s for sure… Atom is the UK’s first bank built exclusively for mobile. It’s redefining what a bank should be, making things easier, transparent, and better value in the world of finance. The Technology team is made up of Testing, Engineering, DevOps, Change, Service Management, and Architecture. They design, develop, and deliver a customer journey that is user-friendly and efficient, ensuring we remain a leader in the fintech space. Technology is organised into long-lived value stream aligned teams, delivering technology change safely and at pace to support our business growth. The Senior SDET will play a crucial role by driving testing excellence within our delivery teams as we continue our path to becoming an elite technology organisation. Working within a value stream, they will lead the design, implementation and maintenance of automated testing solutions using the latest test frameworks and tools. The Senior SDET will support and coach a team of SDETs and Testers within their team, ensuring effective test solutions are executed. You will: Lead the creation, implementation and maintenance of fully automated functional and non-functional tests using the latest test frameworks and tools. Oversee the delivery of all testing types within a value stream, ensuring the quality standards, and agreed processes are followed and aligned to the Enterprise Test Strategy. Design and review test approaches and any other required documentation for changes within the assigned value stream. Lead testing discussions and provide thought leadership in defining approaches to test features (simple to complex) within the assigned value stream team. Collaborate with other Senior SDETs / Test Managers on changes that are cross value streams to ensure safe and smooth delivery into production. Lead initiatives within the assigned value stream to optimise the test packs to support continuous testing and shift left practices. Advise developers on unit testing good practice and building testable code, enabling shift-left defect detection. Be an escalation point for any testing issues within the value stream. Promote the collaboration between SDETs and platform engineers to embed automated tests within build pipelines to support continuous testing. Review test automation merge requests and automation code against coding best practices, providing feedback to less experienced SDETs within the Value Stream team/Testing Discipline. What do we need from you? Experience leading the testing of complex Data projects Hands on experience in ETL Testing, Data Quality Testing, Report Testing, and Data Pipelines. Significant experience in a SDET / Test Automation role. Experience in coaching and mentoring Experience of leading, designing and implementing changes and improvements to a test automation framework and testing practices. Hands-on experience of creating test automation code for various types of testing (component, integration, end-to-end, functional and non-functional. Strong experience of Python, using Python for data analysis (including NumPy and Panda) and SQL Familiarity with tools such as Jira, Zephyr, GitLab. Experience of creating tests using a BDD framework. Excellent knowledge of testing principles, process, methodologies, and test tooling including Jira. Experience of working within an Agile environment. A passion for new technology, industry trends and tooling. Improvisation and thinking outside the box to solve complex technical challenges. What you’ll get from us? Salary £60k - £70k Flexible Hybrid & Remote working 4-day work week Annual Share Option - performance-related Incredibly generous company pension scheme (maximum of 13% of Atom input - you can put in more) 'All About Me’ fund: £200 per year to spend on personal development. 22.5 days annual leave plus public holidays Private Medical Insurance, Health Cash Plan & Life Insurance Enhanced Parental Leave Electric Vehicle Scheme