Senior AI Software Engineer – TypeScript & Rust

Understanding Recruitment; Royal Borough of Greenwich; On-site; GBP 90,000 - 120,000; Full time

Job summary

Understanding Recruitment is partnering with an AI startup hiring a Software Engineer to own features across Rust services, backend and frontend interfaces. The role uses TypeScript as the main stack with Rust for performance-critical components, based in Hoxton, London, five days a week in the office.

You will work with AI tooling including Claude Code and Cursor to deliver high-quality software quickly, improve the agent's tools and execution framework, and grow into technical leadership as

Qualifications

• Evidence of exceptional engineering ability through projects or achievements.
• Strong ownership, initiative and determination to solve difficult problems.
• Confidence across the stack and ability to learn unfamiliar technologies quickly.
• Practical experience with AI coding tools, strong prompting skills, and understanding of models.
• Sound engineering judgement with responsibility for code shipped.

Responsibilities

• Own features end-to-end across Rust services, backend systems and frontend interfaces.
• Use AI development tools such as Claude Code and Cursor to deliver high-quality software quickly.
• Improve the AI agent's tools, execution framework and use of context.
• Optimise performance across services, database queries, caching and memory usage.
• Improve backend infrastructure and CI, investigating and resolving low-level bugs.
• Work closely with design to build polished, consistent user experiences and take ownership of the product.

Skills

AI coding tools

Ownership & initiative

Cross-stack proficiency

Strong prompts

Code review & testing

TypeScript

Rust

React

DevOps

Job description

Understanding Recruitment is partnering with an AI startup hiring a Software Engineer to own features across Rust services, backend and frontend interfaces. The role uses TypeScript as the main stack with Rust for performance-critical components, based in Hoxton, London, five days a week in the office.

You will work with AI tooling including Claude Code and Cursor to deliver high-quality software quickly, improve the agent's tools and execution framework, and grow into technical leadership as