Contract Software Engineer / Lead Developer – Expert
The Role
Were looking for an exceptional Software Engineer / Back-End Developer – a true "super dev” – with proven Design Patterns expertise and a deep understanding of software engineering/development. This is a high-level contract role, suitable for someone operating at a Principal Engineer or Lead Engineer level.
Youll join a small, highly skilled team building a new platform driven by innovative algorithms, clever data structures, and design patterns-based architecture. Working closely with the Head of Architecture, youll take abstract concepts and requirements, distil them, and deliver high-quality, elegant solutions.
This is a role for someone who thrives on independence, can work from a high-level brief, and produces results quickly and to the highest standards.
Location: Hybrid – Remote work available. Must be UK-based.
Rate: circa £680 per day (inside IR35)
Duration: 6 months initially
Start: ASAP November2025
Key Responsibilities
* Lead the back-end development of a new platform.
* Apply advanced software engineering/ development and design patterns
* Translate abstract concepts into working, production-ready solutions.
* Employ Test-Driven Development (TDD) and SOLID principles.
* Build robust, scalable algorithms and efficient data structures.
* Collaborate with other engineers, mentoring and sharing knowledge.
* Produce maintainable, clean code based on the "less is more” principle.
Essential Skills & Experience
* Expert in TypeScript or a similar software development language, with strong back-end development experience.
* Extensive experience in applying well-known software design patterns.
* Proven ability to work independently with minimal guidance.
* Advanced algorithmic approach and abstract problem-solving capabilities.
* Solid understanding of TDD and SOLID principles.
* Minimum 5 years experience in software development/software engineering
* Excellent technical communication skills.
* Able to take a concept from discussion to high-quality code delivery.
Desirable
* Degree in Computer Science, Software Engineering, or related discipline highly desirable
* Experience in high-performance or complex systems.
* Familiarity with algorithmic analysis and performance optimisation.
Work Arrangements
* Remote: or Hybrid your choice but you must be UK based.
* Inside IR35 contract.
If you are a high-calibre developer with the skills above and the ability to deliver complex back-end solutions at speed, wed love to hear from you.