Sanderson are working with a leading financial services organisation that puts customers at the centre of its business. The company is going through a period of impressive growth across their technology team, creating opportunity to work on challenging projects and contribute to the development of its digital platforms. As a Senior Software Engineer, you will play a key role in designing, building, and optimising cloud-native applications and content-driven experiences using TypeScript, Node.js, and React. You will be a technical leader within a cross-functional team; shaping architecture, driving engineering best practice, and helping to accelerate the organisation's transition to a modern CMS ecosystem. Key Responsibilities: Architect, build, and maintain full-stack applications using TypeScript, React, and Node.js. Provide technical direction by contributing to design decisions, architectural options, and solution trade-offs. Lead improvements to automated testing practices, ensuring robust unit, integration, and E2E test coverage. Drive enhancements in CI/CD, release pipelines, and DevOps workflows to enable rapid, reliable delivery. Mentor, coach, and upskill engineers while promoting high-quality engineering standards across the team. Skills & Experience: Strong experience with Node.js, React, and Next.js. Professional experience with cloud platforms (AWS preferred). Experience with automated testing and CI/CD pipelines. Understanding of RESTful API design, microservices, and modern web application architecture. Experience with mentoring junior and mid-level engineers. Excellent collaboration, problem-solving, and communication skills, with the ability to work independently and in a team. This is a full-time, permanent role offering a starting salary up to £80,000 (DOE) and a remote-first working model. Please Note: You must be a UK resident to apply for this role. Apply now or email for more details. Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.