Senior Software Engineer (Finance & Logistics) (London)
Requirements
- Extensive backend development experience in complex domains ,
- Fluency in 3 or more programming languages youre a polyglot who chooses tools pragmatically ,
- Strong fundamentals in system design, software architecture, and data modelling ,
- Deep experience working in complex domains such as financial systems, logistics, or workflow-heavy platforms ,
- Hands-on experience with relational databases (PostgreSQL preferred) ,
- Comfortable working in an event-driven, modular monolith environment ,
- Experience with refactoring legacy systems and shaping technical direction ,
- (Desirable) Familiarity with DDD, CQRS, BDD, or similar techniques ,
- (Desirable) Background in finance, accounting, logistics, or regulated domains ,
- (Desirable) Strong test automation experience, especially in CI/CD and end-to-end testing contexts ,
- Youre curious and T-shaped deep in your craft, broad in understanding ,
- You take extreme ownership, from implementation through to adoption and long-term maintainability ,
- Youre self-driven, collaborative, and humble you care about outcomes more than credit ,
- You value pragmatism over purity and optimise for business impact
What the job involves
- Were looking for a Senior Backend Engineer to help us evolve our core business engine ,
- This role is deeply hands-on and implementation-focused, with strong scope for architectural input ,
- If youre driven by complex domains, clean abstractions, and high-impact ownership, this is for you ,
- Behind the scenes, our systems model deep commercial logic, financial rules, and real-world operations at scale ,
- Were moving fast, redesigning our architecture for the next chapter, and hiring exceptional engineers to help us build the future of global trade in drinks ,
- Own the design and implementation of backend systems driving business-critical workflows, financial calculations, and operational tooling ,
- Model domain complexity using DDD and other architectural approaches across an event-driven modular monolith ,
- Shape and evolve our architecture as we transition from Java to Node.js/TypeScript in a modern AWS-based environment ,
- Work closely with product and operations to build features that serve both external users and internal teams ,
- Play a key role in refactoring and rearchitecting complex codebases, balancing performance, readability, and testability ,
- Contribute to and promote test automation and CI/CD pipelines, especially for regression coverage ,
- Bring system-level thinking to design discussions with a team of senior/principal engineers
- Company
- Deepstreamtech
- Location
- Whetstone, Greater London, UK
- Employment Type
- Full-time
- Posted
- Company
- Deepstreamtech
- Location
- Whetstone, Greater London, UK
- Employment Type
- Full-time
- Posted