Senior Software Engineer (Backend / Platform)
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About the Role
Hoxton Wealth is hiring a Senior Software Engineer (Backend/Platform) to own backend and platform architecture, lead technical decision-making, and raise engineering standards in a fintech environment.
Key Skills for This Role
Responsibilities
- Design, evolve, and govern backend and service architectures using Node.js, PHP/Laravel, and Python/FastAPI.
- Own REST API architecture including domain modelling, versioning, idempotency, and security controls.
- Define and review HLDs/LLDs ensuring scalability, auditability, and resilience.
- Drive decisions around data consistency, transactions, and fault tolerance.
- Actively code on complex workflows, financial logic, and core platform services.
- Review critical code paths for correctness, performance, and security.
- Lead incident remediation through structured RCA and systemic fixes.
- Own technical debt prioritisation aligned with business and risk impact.
- Establish AI assisted engineering practices for development, testing, and documentation.
- Define responsible AI usage standards with strict data protection controls.
- Coach engineers on effective AI assisted workflows without compromising rigor.
- Own data modelling strategies using MySQL and PostgreSQL.
Requirements
- 8 10 years of professional software engineering experience with clear progression into system ownership, architecture, and technical leadership.
- Expert backend engineering in Node.js, PHP/Laravel, Python/FastAPI.
- Deep experience with REST APIs and RDBMS systems.
- Strong grounding in clean architecture, testing, and CI/CD.
- Proven experience in regulated or fintech environments.
Full Job Posting
Company Overview
- 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.
Role Overview
- We are hiring a Senior Engineer who operates at architect level while remaining hands on.
- This role owns backend and platform architecture, leads technical decision making, and raises engineering standards across mission critical fintech systems.
Key Responsibilities
- Design, evolve, and govern backend and service architectures using Node.js, PHP/Laravel, and Python/FastAPI.
- Own REST API architecture including domain modelling, versioning, idempotency, and security controls.
- Define and review HLDs/LLDs ensuring scalability, auditability, and resilience.
- Drive decisions around data consistency, transactions, and fault tolerance.
- Actively code on complex workflows, financial logic, and core platform services.
- Review critical code paths for correctness, performance, and security.
- Lead incident remediation through structured RCA and systemic fixes.
- Own technical debt prioritisation aligned with business and risk impact.
- Establish AI assisted engineering practices for development, testing, and documentation.
- Define responsible AI usage standards with strict data protection controls.
- Coach engineers on effective AI assisted workflows without compromising rigor.
- Own data modelling strategies using MySQL and PostgreSQL.
Required Skills
- 8 10 years of professional software engineering experience with clear progression into system ownership, architecture, and technical leadership.
- Expert backend engineering in Node.js, PHP/Laravel, Python/FastAPI.
- Deep experience with REST APIs and RDBMS systems.
- Strong grounding in clean architecture, testing, and CI/CD.
- Proven experience in regulated or fintech environments.
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