Third Nexus Group Limited
Senior Full Stack Engineer
Job Description
Salary: £24,000 - 27,000 per year
Requirements:- Senior full stack engineering capability with a strong front-end foundation
- ReactJS and TypeScript
- Strong back-end engineering mindset, including API design, integration, performance, and security
- AI/ML engineering skills, including building and integrating AI-driven features into products; ideally with practical experience using modern model and tooling
- DevOps capability to support build, release, and reliability, including CI/CD, automation, environment management, and observability
- Python development experience, especially for AI/data workloads and services, is highly advantageous
- Strong data experience, including data pipelines, data modelling, analytics/feature engineering, and working with structured and unstructured data, is highly advantageous
- Provide technical direction, mentoring, and code review leadership
- Drive good engineering practices, including testing, documentation, maintainability, and security
- Collaborate effectively across engineering, product, and delivery teams
- Work hands-on to lead by example and help shape engineering standards while delivering high-quality software at pace
- AI
- API
- CI/CD
- DevOps
- Support
- Python
- Security
- TypeScript
- Fullstack
More:
We are hiring a Senior Full Stack Engineer (AI-focused) with strong technical leadership to join our team in Sheffield. This is a 6-month contract role, offering a hybrid working pattern with 3 days per week onsite. The position is hands-on and suited to someone who can partner with stakeholders, lead by example, and help shape engineering standards while delivering high-quality software at pace. The rate is £450 per day inside IR35.
last updated 37 week of 2026
Interested in this role?
Submit your application now
How to Apply
About Third Nexus Group Limited
Third Nexus Group Limited
Sheffield
IT
Skills & Technologies
Inferred from job description
Salary Insight
£25,500
This role
£75,000
UK median
This salary is 66% below the UK median for Senior roles (£75,000/yr).
Based on 2024–2025 UK technology sector benchmarks