Senior Software Engineer

Job description

Senior Full Stack Software Engineer | Node.js • TypeScript • React • AWS | Scaling SaaS Start-Up

Package: Up to £100,000

Location: Old Street, London (hybrid)

Tech Stack: TypeScript, Node.js, React, AWS

The Opportunity: We’ve partnered with a high-growth SaaS Start-Up that’s transforming how businesses leverage data to scale. After securing significant investment and being led by a seasoned founding team, they are looking for a Senior Full Stack Software Engineer to help drive their technical roadmap and product innovation.

This isn't just another coding job; you’ll be tackling complex engineering challenges in a fast-paced environment where your contributions directly impact the product's evolution.

The Role: As a Senior Full Stack Software Engineer, you’ll work across the entire lifecycle, from architectural design to deployment. You will:

• Own the Stack: Design, develop, and ship scalable features using Node.js, TypeScript, and React.
• Cloud & DevOps: Build and maintain robust infrastructure within AWS environments.
• Cross-Functional Collaboration: Partner with product and design teams to translate business requirements into high-quality technical solutions.
• End-to-End Delivery: Take ownership of frontend, backend, and database (SQL) requirements.

What you’ll need:

• Proven experience as a Senior Full Stack Software Developer in a product-led or start-up environment.
• Deep expertise in TypeScript, with strong production experience in Node.js and React.js.
• Solid understanding of AWS and relational databases (SQL).
• A "product-first" mindset, you care about the why as much as the how.

#FullStackEngineer #NodeJS #TypeScript #ReactJS #AWS #SaaS #LondonTech #StartUpJobs #SoftwareEngineering

Extra information

Status

Open

Education Level

Secondary School

Location

London Area

Type of Contract

Full-time jobs

Published at

13-03-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English