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Senior Full Stack Engineer
Hoxton Wealth
Source: Headcount Labs · original listing ↗
Job data: Headcount Labs, ODbL 1.0. Job descriptions belong to their employers.
Source date: 11/2/2026
About this role
The role Hoxton Wealth is a global financial services firm with offices in key locations, including Cyprus, the United States, the United Kingdom, Dubai, South Africa, Australia & Asia. The company leverages a tech and tax-led approach to financial planning, combining innovative technology solutions with deep expertise in tax-efficient strategies to deliver comprehensive wealth management services. With over $4 billion in assets under management (AUM), Hoxton Wealth is committed to helping clients achieve their financial objectives through personalized investment solutions, cross-border financial planning, and long-term strategies for wealth growth and preservation. Experience 4–7 years of professional software engineering experience with strong ownership of production features and full-stack delivery, ideally within fintech or other regulated environments. Role Overview We are hiring a Software Engineer to build and evolve core fintech applications across frontend, backend, APIs, and data layers. This role suits an engineer who can independently deliver complex features end-to-end, integrate third-party systems, apply sound engineering judgement, and begin influencing technical direction in a regulated environment. Key Responsibilities Full-Stack Delivery • Design, build, and maintain end-to-end features across frontend, backend services, APIs, and databases. • Develop backend services primarily using PHP/Laravel and Node.js (exposure to Python/FastAPI is a plus). • Build maintainable, responsive UIs using a modern JavaScript framework such as Vue.js. • Own features through design, development, testing, deployment, and iteration. API, Backend & Integrations • Design and implement REST APIs with proper domain modelling, validation, versioning, and error handling. • Apply best practices for authentication and authorization (e.g. JWT), idempotency, and backward compatibility. • Integrate complex third-party systems — payment gateways, KYC/e-Sign, banking rails (e.g. NACH), and platform APIs. • Identify and address performance, scalability, and reliability concerns early. Data & Persistence • Design and work with relational data models using MySQL and PostgreSQL. • Write efficient queries and manage schema evolution safely. • Ensure data accuracy, integrity, and traceability appropriate for financial systems. Cloud & DevOps • Build and deploy cloud-native services on AWS (e.g. S3, ECS, SQS). • Work with containerised workflows and CI/CD tooling (Docker, Jenkins, Git/Bitbucket). Gen-AI & Engineering Productivity • Use AI-assisted tools and agents for coding, code review, commits, and full git-flow automation. • Validate AI outputs for correctness, security, and production readiness, with no sensitive data leakage. • Exposure to spec driven development is a bonus Quality & Collaboration • Participate in code reviews and contribute to testing and production stability. • Diagnose and resolve production issues with a focus on root-cause prevention. • Collaborate closely with product, design, QA, and platform teams. Required Skills • Strong backend experience in PHP/Laravel and/or Node.js. • Solid frontend experience with a modern JavaScript framework (Next.js React.js preferred). • Strong REST API and RDBMS fundamentals (MySQL/PostgreSQL). • Experience integrating third-party systems and building secure, scalable services. • Hands-on experience with cloud (AWS) and CI/CD tooling. • Awareness of fintech security, reliability, and compliance expectations. Preferred / Bonus • Python/FastAPI exposure. • Experience with automated testing frameworks. • Experience mentoring junior engineers.