Back-end Developer jobs in Windsor

Back End Developer / SRE (Java JVM) London / WFH to £110k Are you a Back End Developer / SRE with a strong knowledge of Java and JVM internals? You could be progressing your career in an impactful role at a global Fintech that has been consistently voted as one of the UKs top employers. What's in it for you: - Salary to £110k + Bonus - Pension, Private Medical Care, Life Assurance - Option to...

Backend Software Engineer - Node.js & AWS (Tech4Good) Location: London (3 days in the office) Contract Type: Permanent Salary: Up to £100,000 (DOE) plus stock options, private medical/dental, and £1,200 L&D budget - Build backend platforms that generate real social impact globally - Work with a close-knit engineering team in a high-performing culture built on trust, clarity and psychological...

🚀 Backend Engineer (Mid/Senior) 💻 Stack: Node.js, Typescript/Javascript, PostgreSQL, RESTful APIs, GraphQL, AWS 🌐 Location: NW London, Hybrid 💰 The Package: £60,000 - £65,000+ generous holidays My client, a leading DTC e-commerce brand just got huge investment to scale it's digital team. You'll be joining at the perfect moment - established product, proven revenue, but now with serious...

Senior Software Engineer Location: London (x3 days a week onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and development of core product features and services that power an app used by thousands of travellers on a daily basis. As a Senior Java Engineer for an loyalty program team, you will have the...

You will be responsible for designing and implementing core backend services, APIs and data infrastructure that form the foundation of the platform. This role requires deep technical expertise in backend architecture, strong ownership and the ability to translate complex legal workflows into efficient, reliable systems.

MUST BE BASED IN THE UK TO BE ELIGIBLE. Are you an experienced Back-end Engineer seeking new and exciting opportunities? While we may not have an immediate vacancy, we’re always on the lookout for talented individuals to join our Talent Pool. Who We AreGSK is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. We are on an audacious...

I am partnering with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Senior Back-End Engineer – Founding Team (London, Full-Time) Role: Senior Back-End Engineer – Founding Team Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level About the Role I am seeking a highly experienced Senior Back-End Engineer to...

This is a job that Scout, our AI Recruiter, is recruiting for on behalf of one of our clients. She will pick the best candidates from ivee's network. The next step is to create an ivee profile. Junior Back-end Engineer Company Description: Fast-growing scale-up This is a great opportunity to join a fast-moving engineering team as a Junior Backend Engineer. You’ll help build and maintain...

Our client is on a mission to find an ambitious sales professional to step into this newly created role, part of an expanding team. The commercial plan is simple - supply the Foodservice customer universe across London and the South in casual dining, QSR and end users generally. This branded food business will be a new entrant to the UK that specialises in a unique and high demand food category,...

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by thousands of people and will directly...

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

Location: Fully Remote (with London Office Access) Compensation: £28,000 - £35,000 + Performance Based Bonuses Role Type: Junior / Entry-Level (Results-Oriented) About Us We are a small but fast-moving and growing AI consultancy. We value practical skills and a "builder" mindset over years of corporate experience. If you have a portfolio of React projects and an eye for design, we want to...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. Lead projects from inception to launch and beyond, having a high degree of autonomy and ownership over your work.

Senior Back End Engineer (Contract) We're working with a technology-led company building a modern enterprise platform used by large organisations. The product replaces legacy systems with scalable, secure, and reliable software. This is an 8-week contract, outside IR35, fully remote, open to UK & EU-based engineers, paying £400 per day and starting immediately. The Role You'll be responsible...

Profitable | Tier 1 VC-Backed | 1–2% equity | £70-100k Salary | UK visa sponsor | Build core product powering 400+ independent restaurants The Role We are building the operating system for restaurants of the future. Help automate the legacy industry and reduce manual labour to zero. If you want your code running in real restaurants for real people, and you like small teams, fast cycles, and...

Senior Software Engineer - AI Agents Location: London (Hybrid) Type: Full-time Salary: Competitive + Benefits Every industry has its turning point. For this company, it began with a simple observation: businesses are drowning in repetitive tasks, yet the intelligence to automate them already exists. What was missing was a way to turn cutting-edge AI into practical agents that could be deployed,...

You must be able to work in the UK without needing sponsorship/visa - Be able to work in office or hybrid in London - Excited by the opportunity to connect with mentors and get referred No experience or sales knowledge necessary, but the companies we work typically look for people who are:

You will work closely with designers and back-end developers to create seamless user experiences using modern front-end technologies.

You will write clean, maintainable code and ensure optimal performance across all devices. Key responsibilities: - Develop new user-facing features using React, Vue, or Angular

I am partnering with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Senior Back-End Engineer – Founding Team (London, Full-Time) Role: Senior Back-End Engineer – Founding Team Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level We’re seeking a highly experienced Senior Back-End Engineer to join a fast-growing,...

I am partnering with an early-stage UK tech startup focused on using data and AI to optimise and accelerate the design of clinical trails. Senior Back-End Engineer – Founding Team (London, Full-Time) Role: Senior Back-End Engineer – Founding Team Location: London, UK (on-site/hybrid) Type: Full-time, Senior Level About the Role: We’re seeking a highly experienced Senior Back-End Engineer to...