Salary: £80,000 - 80,000 per year Requirements: Significant commercial experience developing services and APIs with C#, .NET Core, MongoDB and/or SQL using techniques such as domain-driven design and MVC. Strong technical background in web development with Angular, React, or Vue.js. Experience developing HTTP-based APIs and implementing RESTful services with JSON. Thorough understanding of CI/CD pipelines. Familiarity with Test Driven Development and comfortable with various testing frameworks and concepts. Proven record in developing scalable, highly available, and highly performing middle-tier components. Familiarization with containerization and tools like Docker and Kubernetes. Experience in developing, deploying, and maintaining cloud-based solutions on AWS. Understanding of the principles behind highly performing web pages. Experience or familiarity with Entity Framework Core. Familiarity with communications technologies (Web API, Google Protocol Buffers) and message queues (e.g., RabbitMQ, SQS). Agile/SCRUM/SAFe experience. Strong communication skills, both written and verbal. Highly motivated with a strong drive and enthusiasm. E-commerce and/or financial services experience is a plus. Responsibilities: Guide and mentor the team to design and deliver high-quality products. Consider architectural and non-functional requirements and collaborate with the team to deliver technological competency. Foster a collaborative team working environment that promotes continuous improvement. Participate in an Agile development process, contributing to a high-performance engineering team. Technologies: API AWS Angular C# CI/CD Cloud Docker HTTP JSON Kubernetes MongoDB MVC RabbitMQ React SQL Vue Web TDD ASP.NET Support More: We are AJ Bell, one of the fastest-growing investment platform businesses in the UK, offering an award-winning range of solutions that caters to everyone—from professional financial advisers to DIY investors with minimal experience. With over 620,000 customers managing assets totaling more than £96.1 billion on our platform, we continuously strive to simplify investing and empower individuals to take control of their financial futures. Headquartered in Manchester, with offices in central London and Bristol, we are proud to be a FTSE 250 company and have over 1500 employees. Recognized as one of the UK's 'Best 100 Companies to Work For' for six consecutive years, we are committed to our employees' professional development and personal well-being. We offer a flexible working environment, hybrid working options, and an array of benefits aimed at fostering career growth and maintaining a healthy work-life balance. If you're excited about this opportunity or would like to learn more about us and the role, we would love to hear from you! last updated 6 week of 2026