3,378 Software Developers jobs in the United Kingdom

Job Description:

• Develop and maintain AI-powered web applications using React, JavaScript, and Python, ensuring high performance and scalability.
li>Integrate AI/ML models into production systems, working closely with data scientists to optimize deployment and performance.
• Design and implement end-to-end full-stack architectures, including front-end UI, back-end services, and database management.
• Stay updated on emerging AI technologies and assess their feasibility for enhancing application capabilities.
• Collaborate with cross-functional teams to build, test, and deploy AI-driven solutions, ensuring seamless user experiences and system efficiency.

Job Description:

• Develop and maintain AI-powered web applications using React, JavaScript, and Python, ensuring high performance and scalability.
li>Integrate AI/ML models into production systems, working closely with data scientists to optimize deployment and performance.
• Design and implement end-to-end full-stack architectures, including front-end UI, back-end services, and database management.
• Stay updated on emerging AI technologies and assess their feasibility for enhancing application capabilities.
• Collaborate with cross-functional teams to build, test, and deploy AI-driven solutions, ensuring seamless user experiences and system efficiency.

Cutting Edge Music Tech - On-Demand Vinyl Records

We're looking for a Senior Full Stack Developer to join our Web Platform Team and help redefine the music industry. The company has invented a new technology to produce on-demand vinyl records and built a web platform for music creators to create and sell their products worldwide via our store at zero cost. We are working with the leading record labels, streaming services, digital service providers, distributors, and iconic global artists who are keen to partner with us to build a global solution for physical media. But most of all, we would also like to give small artists and artists at the beginning of their careers frictionless access to offer vinyl and CD to their fans via our innovative solution and planned production/fulfilment centres in Europe, USA and Asia.

The vinyl market has been growing on average more than 20% yearly over the last 16 years, and even CDs are growing for the first time in two decades. Over 30 million creators are releasing their music online today, and they are growing 30% a year. They represent the fastest-growing music segment. Most of them would like to have their music on vinyl or CD for their friends & family and especially their fans. elasticStage will provide them with easy and affordable access via its unique and scalable on-demand tech.

We are seeking a highly skilled and motivated Senior Full Stack Developer . As a key member of our dynamic start-up, you will be responsible for building and scaling our web applications, ensuring high performance and reliability while delivering outstanding user experiences. You will work with a modern tech stack, including PHP, AWS, Docker, and various AWS services, and collaborate closely with other engineers to drive the product’s success.

Come join us and help scale a fast-growing, high-profile industry disruptor!

Requirements

• Collaborate with cross-functional teams, including developers, designers, and product managers, to conceptualize and deliver robust software solutions.

• Lead the design and implementation of scalable client-side and server-side architecture.
• Develop visually engaging, high-performance front-end interfaces with a strong emphasis on user experience.
• Build and maintain reliable, secure, and efficient databases and backend services.
• Conduct thorough testing to ensure application responsiveness, performance, and stability across platforms.
• Troubleshoot complex issues, debug code, and oversee software upgrades with minimal disruption.
• Produce and maintain comprehensive technical documentation to support development and onboarding.
• Drive innovation by aligning technical solutions with user needs and business goals.
• Uphold code quality through peer code reviews, best practice enforcement, and proactive refactoring.

• Proven experience as a PHP Full Stack Developer or similar role.
• Familiarity with database systems like MySQL or PostgreSQL, web servers (e.g. Nginx) and UI/UX design.
• Experience developing with PHP frameworks such as Laravel or Symfony. 
• Expertise with AWS technologies, including Amazon RDS, Elasticache, CloudFront, and ElasticSearch.
• Familiarity with common stacks (AWS, Docker).
• JavaScript experience with one or more JS frameworks (Vue, React), preferably Vue3 and have a good understanding of modern frontend and backend technologies.
• Experience in writing frontend and backend unit and integration tests (eg.: PHP Unit, Vitest, Cypress).
• Attention to detail and a commitment to producing high-quality, maintainable code.
• Excellent communication and teamwork skills.
• Degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.

• Knowledge of cloud infrastructure best practices.

Benefits

What We Offer 

• Industry-Leading Salary Package: Enjoy a highly competitive salary package that rewards your expertise and hard work.
• Generous Paid Holiday: Take advantage of 25 days of paid holiday to relax and recharge.
• Comprehensive Pension Scheme: Secure your future with our robust pension scheme.
• Convenient On-Site Parking: Benefit from hassle-free on-site parking.
• Cutting-Edge Tech Office Environment: Work in a modern, tech-driven office environment equipped with the latest tools and technology.
• Medical Insurance: Protect yourself with our comprehensive medical insurance plan.
• Free Snacks and Beverages: Enjoy free snacks and beverages to keep you energised throughout the day.

Work Location 

• Enjoy a hybrid work model with the flexibility to work from home, while spending at least 1 day a week in our vibrant Elstree office (WD6).

Hays are now looking for a Senior Full Stack Developer.

• Contract (6 months) to permanent
• 500 p/d then 80k - 93k after 6 months
• 1 day a week a week in the office, rest is WFH
• Various Locations

A leading fintech business has partnered with us exclusively to help expand its engineering team and are looking for Full Stack Developers to join on a 6-month contract (inside IR35) with a guaranteed path to permanent employment. These roles are perfect for developers who want to make a long-term impact in a fast-paced, high-growth tech environment.


What You'll Be Building

You'll help drive innovation in international payments, forex, and e-commerce platforms. Collaborate with agile teams to build scalable systems that power global transactions.


Tech Stack & Responsibilities

.NET, C#, JavaScript, TypeScript
RESTful APIs, MS SQL Server, T-SQL
Agile, CI/CD, unit testing (xUnit, Moq)
Distributed systems, service buses, multithreading
Legacy support:
VB.NET, VB6 (nice to have)
Mentoring junior devs & contributing to architecture

If you are interested in the above role please apply now or send a copy of your CV to

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

• Strong HTML5, CSS/SCSS, PHP and JavaScript skills.
• Experience creating bespoke WordPress sites and themes from scratch.
• Understanding of SEO principles from a build perspective.
• An eye for design and appreciation for good UX/UI.
• Git knowledge and familiarity with the LAMP stack.
• Desired but not required: Timber, Twig, Tailwind/Bootstrap, Laravel, Vue, Shopify Liquid, HubSpot CMS, Agile experience, Ubuntu/Apache, REST principles.

• Building responsive, accessible, standards-compliant websites using WordPress, HubSpot, Shopify, Laravel and Vue.
• Turning creative concepts into seamless, functional experiences.
• Working across a variety of projects - from quick-turnaround campaigns to full-scale web apps.
• Writing clean, efficient, future-proof code.
• Collaborating with designers, copywriters, and client services teams.

Job title: Full Stack Web Developer (Module Integration & Frontend Delivery)
Location : Remote

Overview
We are looking for a developer to take an existing modular web application prototype,
built using Replit, and stitch together all functional components into a working,
customer-facing platform.

The front end has already been designed,your focus will be on integrating the
backend modules, implementing role-based permissions, and ensuring smooth
streaming of VR simulations to headsets, mobiles, and desktop browsers.

Key Responsibilities
Integrate multiple pre-built modules into a cohesive, functioning platform.
Implement a secure role-based login system for different customer types.
Set up backend services and database connections to support the platform.
Connect VR streaming functionality to ensure reliable delivery across devices.
Build out the designed frontend into a responsive, user-friendly interface.
Deploy the platform on AWS (preferred) or another suitable cloud environment.

Requirements

Essential:

• Experience in integrating pre-built code/modules into a working product.
• Solid understanding of backend development, databases, and authentication.
• Ability to implement responsive, cross-browser frontends from design files.
• Experience with cloud deployment (AWS preferred).

Desirable:

• Familiarity with VR streaming to browsers and mobile devices.
• Experience with SaaS-style user management and multi-tenant systems.
• Understanding of APIs for AI/voice integrations (e.g. Eleven Labs).

About the Project
This is a multi-tenant SaaS platform with a customer portal, designed to securely
stream VR simulations to any device with a browser. The groundwork,backend
modules, site plan, and frontend designs, is already in place. Your role is to bring it all
together into a seamless, production-ready product.

Full Stack Developer (Vue.js / Node.js) - Remote

This is an exciting opportunity to join a stable and secure healthcare business with the energy and agility of a start-up. With a live product, a growing tech stack, and a team focused on innovation, we're looking for a Full Stack Developer to help evolve a platform and build new features that make a real difference.

You'll work across a JavaScript-based stack primarily Vue.js on the front end and Node.js on the backend contributing to new features, refreshing legacy components, and helping evolve our core platform. There's plenty of scope to explore both front and back-end development, with opportunities to influence architecture and tech choices.

What You'll Bring:

• Strong Vue.js and Node.js experience
• Solid understanding of AWS
• MongoDB skills (a big plus!)
• A proactive, problem-solving mindset

Why Join?

• Fully remote and flexible working
• Work across a modern stack with real autonomy
• Help stabilise and evolve a live healthcare product
• Unbeatable benefits

Ready to help shape the future of healthcare technology?

Please get in touch today.

Full Stack Developer
London - Hybrid
60,000 - 70,000 + Equity + Benefits

This is an outstanding opportunity for a Full Stack Developer specialising in AWS, Node.js, and React to join an innovative fintech startup dedicated to transforming how individuals manage and utilise their pensions.

This company is a fintech startup with a mission to empower individuals to invest and save their money in secure yet engaging ways. They are passionate about transforming how people interact with and manage their pensions.

In this diverse role, you will become part of a small, accomplished team with a proven track record of successfully building companies from the ground up. They are now seeking a developer to design the architecture and lead the development of back-end services and web applications.

The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms. A strong business orientation and pragmatic approach are essential, with a demonstrated ability to align deliverables with corporate vision while understanding and maximizing their business value.

This is an excellent opportunity for a Full Stack Developer to join a company at the forefront of creating an innovative digital pension platform, during a dynamic period of growth. The role provides a clear pathway for career progression, with the potential to advance to a directorship position in a rapidly expanding market.

The Role:

• Shaping the architecture and the development of back-end services and web applications
• AWS, React, Node, NoSQL
• Define and own the technical strategy for back-end and front-ends
• 1 day a week on site in London

The Person:

• AWS, Node.js, NoSQL, CI/CD practices, React, Asynchronous Code, iOS, Android app development
• Results orientated - know your work is always about delivering and repeatedly proven success delivering high quality output
• Frontend and back-end Development
• Start-up experience beneficial.

Reference Number: BBBH(phone number removed)

To apply for this role or for to be considered for further roles, please click "Apply Now" or contact Rise Technical Recruitment

This vacancy is being advertised by Rise Technical Recruitment Ltd. The services of Rise Technical Recruitment Ltd are that of an Employment Agency

Rise Technical Recruitment Ltd regrets to inform that our client can only accept applications from engineering candidates who have a valid legal permit or right to work in the United Kingdom. Potential candidates who do not have this right or permit, or are pending an application to obtain this right or permit should not apply as your details will not be processed.

Full Stack Developer required by my client a world leader in Control Software They are entering an exciting new phase of growth, expanding globally and evolving there software platforms, so ooking for an enthusiastic, detail-oriented full-stack developer to join our team and grow with us.

The Role
You'll work closely with the Technical Director and development team to build intuitive, modern user interfaces that support there world-class aviation software products. This is a fantastic opportunity to grow your development skills in a supportive environment while contributing to real-world solutions used globally in the industry.
Key Responsibilities

• Assist in developing and maintaining user-facing features using HTML, CSS, JavaScript and JS frameworks.
• Developing back-end functionality using C#, .NET 8
• Participate in code reviews and testing to ensure quality and consistency.
• Learn our existing product suite and contribute to UI/UX enhancements.
• Help troubleshoot and debug issues as they arise.

Essential skill required Include :

• A strong foundation in front-end web development: HTML, CSS, JavaScript.
• Understanding of object-oriented programming.
• Understanding of web services - RESTful API's, and interaction between front-end services and back-end.
• Good understanding of C#, .NET Framework (.NET 8) & ASP.NET MVC, and Entity Framework Core 8.
• Familiarity with front-end frameworks/libraries such as Bootstrap, jQuery and Vue.js (or willingness to learn).
• Understanding of responsive design and cross-browser compatibility.
• An eye for detail and a passion for creating great user experiences.
• A team player with a "can-do" attitude and a willingness to learn.

Desirable but Not Required

• Familiarity with Azure DevOps CI/CD pipeline.
• Eagerness to expand your skills in tools like Angular, React, or Backbone.js (not essential, but a bonus).
• Knowledge of SQL Server

• Familiarity with Figma, Adobe XD, or similar tools for UI/UX collaboration.

Working Hours & Location

• 37 hours per week.
• 3 days per week in thr office with 2 days remote working.
• Occasional UK and international travel may be required.

Please apply in thr first instance with your CV ststing Salary expectation for further information on the superb opportunity.