Senior Full-Stack Engineer: Architect & Deliver Scalable AI Systems

Atos; Wideopen; On-site; GBP 75,000 - 120,000; Full time

Benefits offered by this job

25 days annual leave

Private Healthcare

Life Assurance

Income Protection

Pension 10% matched

Flexible benefits

Job summary

Atos is seeking a Senior Full Stack Engineer in the UK to design and deliver scalable software across multiple tech stacks, including AI-related work. You will collaborate with clients and internal stakeholders, guide engineers, and contribute to architecture while staying hands-on.

The role requires strong experience across platforms, proactive learning, and a clear track record in delivering complex systems with modern technologies.

Qualifications

• Solid understanding of maintainable code, systems design and software architecture.
• Experience across multiple technology stacks.
• Strong experience with library‑appropriate, strongly typed languages such as C++, Java, C#, Go or Rust, along with relevant front‑end frameworks.

Responsibilities

• Design, build, and deploy scalable, high‑quality systems.
• Translate business and client requirements into technical solutions.
• Work directly with clients, moving quickly from concept to production.
• Lead by example through hands‑on development.
• Contribute to architectural decisions across multiple teams.
• Support and mentor engineers while remaining deeply involved in delivery.

Skills

Full stack

Systems design

Technical leadership

C++

Java

C#

Go

Rust

Frontend frameworks

Tools

React

TypeScript

Azure

Docker

Job description

Atos is seeking a Senior Full Stack Engineer in the UK to design and deliver scalable software across multiple tech stacks, including AI-related work. You will collaborate with clients and internal stakeholders, guide engineers, and contribute to architecture while staying hands-on.

The role requires strong experience across platforms, proactive learning, and a clear track record in delivering complex systems with modern technologies.