Senior Software Engineer (TypeScript) in London

This range is provided by Your Next Hire. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay rangeDirect message the job poster from Your Next Hire

We\’re looking for a TypeScript engineer who thrives on ownership. You\’ll build and maintain core services, shape APIs, and influence how the platform evolves end to end. This isn\’t a ticket-shuffling role – this is about real impact on production systems that scale.

Company Overview

We\’re building the kind of platform engineers actually want to work on. Fast-moving, cloud-native, and user-focused, our product solves real-world problems at scale. You won\’t just ship features – you\’ll shape architecture, influence the roadmap, and own systems end-to-end.

We value clarity over complexity, autonomy over micromanagement, and smart decisions over busywork. If you care about clean code, elegant systems, and having real impact, this is the place to do it.

The Role

System Ownership

Own features and services from design to production

Make architectural decisions around APIs, data models, and boundaries

Take responsibility for performance, reliability, and maintainability

Build backend services in TypeScript (Node.js)

Design and maintain clean, well-typed APIs

Write code that is readable, testable, and easy to evolve

Product & Scale

Work close to product to solve real customer problems

Improve performance, observability, and resilience

Design systems that handle growth without constant rewrites

Work closely with engineers and product

Mentor and influence technical standards and best practice

Drive technical discussions and shape engineering culture

Tech Environment

TypeScript, Node.js

Backend frameworks such as NestJS (or similar)

React frontend

AWS

Key Skills & Experience

Strong commercial experience with TypeScript, backend or full-stack

Experience building and owning production systems

Solid understanding of APIs, data modelling, and system boundaries

Comfortable in cloud environments

Pragmatic mindset with focus on simplicity and quality

Nice to Have

Experience with distributed systems or event-driven architectures

Scaling SaaS products at volume

Shaping architecture or mentoring junior engineers

Why This Is Exciting

Real ownership and autonomy – your decisions matter

Engineers trusted to make architecture and system decisions

Work on a product that actually scales and impacts users

Next Steps

If you\’re a TypeScript engineer who wants ownership, influence, and meaningful technical work, let\’s talk.

Seniority levelMid-Senior level

Employment typeFull-time

Job functionInformation Technology

IndustriesTechnology, Information and Media

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