Back End Developer

Experis; Greater London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading technology recruitment firm in the UK is seeking a Back End Developer to join their Development team. This role focuses on collaborating closely with the Dev Lead to enhance AI workflows and methodologies. The ideal candidate will have a strong background in C# and TypeScript, with experience in AI concepts and Agile practices. This position offers a competitive daily rate and flexible remote work, requiring office presence in London every two weeks.

Qualifications

• Strong foundation in software development with C# and TypeScript.
• Experience with AI/LLM concepts like prompt engineering.
• Analytical mindset for assessing sufficiency and mitigating risks.

Responsibilities

• Collaborate with the Dev Lead for Context Engineering.
• Help deliver current initiatives using AI methodologies.
• Ensure workflows enhance ideation and prototyping.

Skills

Software development with C#

TypeScript

AI/LLM concepts

Clean Architecture

Agile methodologies

Collaboration skills

Job description

Back End Developer

Duration - until 12/10/2026

Rate - £(Apply online only) per day - umbrella only

Location - London, 1-2 days every 2 weeks.

As a Context Engineer in our Development team, you'll collaborate closely with the Dev Lead to pioneer and apply "Context Engineering" - the art and science of curating high-quality AI contexts for large-scale software projects. You'll help deliver on our current initiatives while integrating this practice into Enterprise Design Thinking methodologies, ensuring AI-assisted workflows enhance ideation, empathy mapping, and iterative prototyping across multidisciplinary teams.

Qualifications & Responsibilities

• Strong foundation in software development with C# and TypeScript.
• Experience with AI/LLM concepts (e.g., prompt engineering, RAG).
• Analytical mindset for assessing sufficiency (relevance, completeness, freshness) and mitigating risks like hallucinations.
• Focus on Clean Architecture and Clean Code principles.
• Familiarity with Enterprise Design Thinking or Agile methodologies.
• Knowledge of code quality tools (e.g., linters, etc.) and nonfunctional standards (e.g., WCAG 2.2, OWASP).
• Experience with AI coding assistants like GitHub Copilot or Cursor.
• Excellent collaboration skills for multidisciplinary teams.

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply.