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Software Engineer

iO Associates

London

On-site

GBP 150,000 - 200,000

Full time

Yesterday

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An innovative fintech company is seeking a Senior Software Engineer to join their agile team. This role involves building APIs and scalable systems that support a global rollout, leveraging cutting-edge technology to drive impactful solutions. The ideal candidate will possess strong backend skills and a passion for clean architecture and TDD. Join a mission-driven organization that is transforming how individuals and businesses manage debt, and be part of a dynamic environment that values collaboration and innovation. If you're ready to make a difference in the fintech space, this opportunity is for you.

Stark in Backend-Entwicklung und API-Erfahrung.
Erfahrung mit Clean Architecture und TDD ist erforderlich.

Entwickeln von APIs, Ingestion-Pipelines und internen Tools.
Leiten von Projekten in einem vertrauensvollen Team.

Backend Development

API Development

Clean Architecture

Test-Driven Development (TDD)

Scalable Systems Mindset

Self-starter

Typescript

Javascript

Node.js

AWS

Serverless

PostgreSQL

Redis

Senior Software Engineer | AI-Driven Fintech | Rate £400-£500 | Outside

We're hiring on behalf of a fast-growing, mission-led fintech that's changing how people and businesses deal with debt - blending cutting-edge AI with a deeply human approach.

They've already helped millions and are now expanding further into European markets after a major acquisition. To support this, they're looking for a Senior Software Engineer to join their team - a small, agile squad building scalable systems to support global roll out.

What you'll do:

Build APIs, ingestion pipelines, and greenfield internal tools
Lead projects while staying hands-on in a high-trust team

What we're looking for:

Strong backend skills and API experience
Clean architecture, TDD, and scalable systems mindset
Self-starter with a passion for impact-driven work

Tech Stack:

Typescript, Javascript, Node.js, AWS, Serverless, PostgreSQL, Redis

If interested, please do apply with your latest CV or email me at c.winchcomb@ioassociates.co.uk

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Software Engineer

iO Associates

London

On-site

GBP 150,000 - 200,000

Full time

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