Job at a glance
Full Stack Engineer with a strong backend focus, working across TypeScript, Node.js, GraphQL and AWS serverless technologies. You'll help build and evolve the Onboarding platform, delivering scalable APIs, cloud-native services and customer journeys that support account onboarding experiences., You'll work primarily on AWS serverless backend services, APIs and platform capabilities, whilst also contributing to frontend applications when required.
This is an opportunity to work with modern cloud-native technologies, GraphQL-based architectures, event-driven systems and customer-facing products that play a key role in our digital experience. We're looking for engineers who enjoy solving complex technical problems, taking ownership of solutions and contributing to the continuous improvement of both technology and engineering practices. You'll help build customer journeys that enable clients to complete account opening and transfer journeys.What You'll Be Doing Design, develop and maintain backend services Build scalable APIs and integrations with internal and external systems.
Develop AWS serverless applications using modern engineering practices. Contribute to platform scalability, resilience, observability and performance. Work across the full stack where required Take ownership of features and issues from design through to production. Drive engineering improvements, automation and operational excellence. Participate in architecture discussions, code reviews and technical design sessions.
Collaborate closely with Product, Platform and Engineering teams to deliver customer value. Supported developers in upskilling to facilitate the transition from on-premises services to cloud-based solutions Strong ownership mentality. Ability to solve problems independently. Comfortable working within distributed systems and cloud-native environments. Strong communication and collaboration skills.
Passion for building scalable cloud-native applications. Curiosity and willingness to learn across the full stack. A proactive approach to identifying technical improvements and opportunities for innovation., Backend Engineering Node.js TypeScript REST API development API integrations broad range of AWS technologies Event-driven architectures Middleware frameworks such as Middy JSON data processing Cloud & Infrastructure AWS Infrastructure as Code (Terraform, CDK, SST or similar) DynamoDB SNS / SQS Familiarity with core AWS services including IAM, Secrets Manager and Parameter Store Experience working with CI/CD pipelines and modern software delivery practices Full Stack Experience Experience working across frontend and backend technologies React and TypeScript exposure Building customer-facing web applications, We see GraphQL as an increasingly important part of our future architecture and would particularly welcome candidates with experience in: Designing and implementing GraphQL APIs GraphQL schema design GraphQL federation patterns Transitioning from REST-based architectures to GraphQL Consuming GraphQL services within distributed systems Search & Content Platforms Typesense Elasticsearch Contentful or other Headless CMS platforms Modern Engineering Tooling LaunchDarkly or feature flagging platforms OAuth and authentication flows Cross-account AWS patterns Analytics integration Experience with observability tooling such as Grafana Frontend Technologies TanStack Query Zustand Vite Micro-frontend architectures (e.g.
Module Federation) Tailwind CSS Nice to Have Financial Services experience You'll be comfortable taking ownership of features from design through to production, collaborating across engineering disciplines, and proactively identifying opportunities to improve both the platform and the way we work. Here at HL, we're the UK's number 1 investment platform for private investors, based in Bristol. For more than 40 years we've helped investors save time, tax and money on their investments.
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