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Senior Full Stack Developer

Eden Smith LimitedLondon🇬🇧United Kingdom

Quick overview

SeniorityMid Senior
Employment typeTemporary/Casual
Work modeOn Site
LocationLondon, United Kingdom
Stakeholder ManagementSpringKotlinGenerative AIReact

Job description

Senior Full Stack Developer - React/Kotlin/Spring

£500 per day | Inside IR35 | 3 months + Likely Extension | London - 2 Days per Week | ASAP Start

We are seeking an experienced Senior Full Stack Developer to lead the development of an internal Skills Marketplace platform for an established well-known retail business.

This is an opportunity to take ownership of the technical delivery of an MVP, leading a small engineering pod and working closely with business stakeholders to shape a solution that drives user adoption.

The platform is a two-tier web application, utilising Kotlin and Spring on the Back End and React on the Front End. You will combine hands-on full stack development with technical leadership, stakeholder engagement and the use of modern AI engineering tools to accelerate solution design and delivery.

Key Responsibilities

  • Lead a small development pod through the design and delivery of an MVP Skills Marketplace platform.

  • Take ownership of the day-to-day technical direction and delivery of the project.

  • Work directly with stakeholders and end users to understand requirements, usage and adoption.

  • Utilise Claude or similar AI-powered development tools to generate initial solution designs and accelerate development.

  • Act as the primary technical point of contact between the development team, stakeholders and the wider project team.

  • Work collaboratively within a multidisciplinary engineering environment.

  • Drive best practices across application design, development and delivery.

Essential Experience

  • Proven experience leading technical teams or small engineering squads.

  • Strong full stack development experience using React, Kotlin and Spring.

  • Experience designing, building and delivering full stack web applications.

  • Understanding of AI engineering, AI-assisted development and modern tooling.

  • Confident communicating directly with business stakeholders and end users.

  • Ability to take ownership, work autonomously and operate effectively in a fast-paced, startup-style environment.

  • Strong problem-solving and technical decision-making skills.

Desirable Experience

  • Experience using Claude, OpenAI Codex or Google Gemini.

  • Claude certification or other relevant AI tooling certifications.

  • Previous experience delivering MVPs or internal business platforms.

Contract Details

  • Day Rate: £500 per day

  • IR35 Status: Inside IR35

  • Location: London

  • Working Pattern: 2 days per week onsite, remainder remote

  • Start Date: ASAP

  • Position: Contract

Interested?

If you are an experienced Senior Full Stack Developer with strong React, Kotlin and Spring experience, alongside the ability to lead a small engineering team and leverage AI tools, please apply with your latest CV.

Interviews and selection will be taking place as soon as possible.

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