Back End Developer

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

Job summary

A leading IT staffing company in London is seeking a Back End Developer to work collaboratively on AI projects. The role involves developing high-quality AI contexts for software initiatives and integrating these practices into Enterprise Design Thinking methodologies. Candidates should have a strong foundation in C# and TypeScript, experience in AI concepts, and an analytical mindset for assessing project sufficiency. The position requires in-person attendance in London 1-2 days every two weeks, ensuring collaborative work within multidisciplinary teams.

Qualifications

• Strong foundation in software development with C# and TypeScript.
• Experience with AI/LLM concepts like prompt engineering.
• Familiarity with Agile methodologies.
• Knowledge of code quality tools and nonfunctional standards.

Responsibilities

• Collaborate with the Dev Lead to deliver AI-assisted workflows.
• Integrate Context Engineering into Enterprise Design Thinking methods.

Skills

C#

TypeScript

AI/LLM concepts

Clean Architecture

Agile methodologies

Code quality tools

Collaboration skills

Tools

GitHub Copilot

Cursor

Job description

Back End Developer

Duration - until 12/10/2026

Rate - £#removed# 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.

• Strong foundation in software development with C# and TypeScript.
• Experience with AI/LLM concepts (eg, 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 (eg, linters, etc.) and nonfunctional standards (eg, 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!