743 Mobile Application Developer jobs in the United Kingdom

Are you an experienced Mobile Applications developer, looking to join an expanding, recently invested into SaaS product company in the UK?

Adept at cross-platform iOS & Android development in Javascript (React Native) & looking to be part of a growing product application software engineering team?

We are really expanding our development team & there will be plenty of new feature development for you to get stuck in to. We are also looking into starting our journey with LLM & prompt-based software engineering – so would love someone to join us on this, too!

Role title: Mobile Application Developer.

Salary: £50K - £60K Basic + Benefits package

Location: Banbury, Oxfordshire. Hybrid working: 2 or 3 days home / office, per week (flexible). Good commutes form Oxford, Rugby, Warwick, Milton Keynes, Northampton, Coventry, Bicester, Leamington Spa, etc.

We’d look for experience in the below:

 - Extensive knowledge about mobile app development and the entire application lifecycle (concept, design, test, release and support)

 - Extensive knowledge of the mobile platforms on which the app runs, e.g., Android, iOS, etc

 - Proficiency with writing automated tests in Playwright, predominantly, but not a requirement to be considered.

 - Familiarity with push notifications

 - Proficiency in React Native, Javascript (mainly)

Please do hit the apply now button or get in touch for a conversation to find out more!

We look forward to hearing from you.

Mobile Application Developer

We're currently working with a growing SaaS company based in Oxfordshire that are looking for a Mobile Application Developer skilled with C# .NET, React Native, and Android/IOS Development.

You will be developing new features and user interfaces to ensure the best performance and user experience of their applications. Also, you will be developing application programming .

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Are you an experienced Mobile Applications developer, looking to join an expanding, recently invested into SaaS product company in the UK?

Adept at cross-platform iOS & Android development in Javascript (React Native) & looking to be part of a growing product application software engineering team?

We are really expanding our development team & there will be plenty of new feature development for you .

Are you passionate about emerging technology and innovation? The Betway / Jackpot City Graduate Software Engineering Program offers the perfect opportunity to apply your technical skills within the dynamic world of sports betting and iGaming. Create cutting-edge solutions that drive the future of gaming and deliver real business impact.

What You’ll Do:

• Write, debug and maintain high-quality code
• Collaborate with Product Managers and Engineers to design and deliver impactful features
• Work alongside Agile teams to create innovative solutions for a global audience

What You’ll Bring

• A degree in BSc Computer Science, Information Technology, or a related field
• Strong analytical problem-solving skills with a passion for technological innovation

• A passion for sports and a commitment to driving meaningful change through technology

  We’re home to a community of talented, forward-thinking teams powering Betway and Jackpot City. With a strong presence across rugby, cricket, football, Formula 1 and beyond, our platforms deliver unforgettable experiences to millions of players globally. Join a company that champions talent, nurtures fresh ideas, and offers infinite opportunity for growth and development.
  

Software Engineer  (Experience with Linux and C++ Required)                       

Salary: £45,000-£5,000 + Bonus 

Location: HYBRID WORKING MODEL 

We are currently recruiting for a UK leading company who are looking for an Software Engineer  to provide software expertise on some exciting projects and work closely with clients in the delivery of these projects. This is an exciting new role where the suitable software engineer will get autonomy and support at the same time. As the senior software engineer you will be required to travel to project sites across England, so please only apply to this job if you hold a valid UK driving licence. The succesful software engineer will get the opportunity to be put thrrough training and developement that is tailored to their needs. The business is doing well, with several sites in the UK, with plans to further dominant and grow its market. If you want to work for a fantastic company, please apply straight away!

Skills acquired to be a Software Engineer

• The successful Software Engineer needs to be able to develop, design and maintenance computer software using C++ and Linux
• The Succesful Software Engineer needs to be able to contribute to the entire software development life cycle, identify and resolve complex software issues, participate in code reviews, 
• The successful Software Engineer needs to hold a full UK driving licence
• The successful Software Engineer needs to be flexible to regional travel and stay away.           

The Software Engineerr  will benefit from:

• Training and development
• Remote working  
• Working on cutting edge projects 
• Pay rises
• Working for a globally reconginsed brand 

Benefits:  Company car, flexible benefits, Days, Good Salary  

Commutable: Kettering, Wellingborough, Corby, Market Harborough, Lutterworth, Thrapston, Peterborough, Leicester 

If you are interested in this role and feel that you have the right skills then please click apply at the bottom of this advert.

For further details contact Adem Halil  at Pioneer Selection – (phone number removed)

As a registered candidate with Pioneer Selection Ltd, you automatically become eligible for our referral scheme. 

You will receive £250 for every candidate we p ce in permanent employment who has been recommended by you. Terms and Conditions apply please see our w

Software Developer

Hybrid (Manchester – 2 days)

£40,000 - £65,000 + bens

Are you a software developer who thrives on scale, speed, and solving real-time challenges? Join the team and help power one of the most advanced, high performance products in the UK, a platform built for speed, seamless user experience, and massive transactional volume.

We're on the lookout for a Software Developer to help evolve and support a flagship solution — a powerful tool enabling real-time, multi-faceted interactions for users around the globe. Engineered for low latency and high throughput, this platform is designed to perform under pressure and scale with demand.

As part of this team, you’ll work at the heart of a high impact system. You’ll be immersed in the full development lifecycle, delivering innovative backend features while contributing to platform stability, scalability, and operational excellence.

What You Bring to the Table

• Hands-on experience with server-side development (services, messaging, middleware)
• Comfortable with functional or OOP – Java, Python, .Net, Golang, Erlang, C++, Haskell, Scala, or similar
• Understanding of distributed system architecture, microservices and client-server design
• Familiarity with Google Cloud Platform (or any cloud provider)
• Comfortable working in Linux environments, using GNU tools and shell commands
• Solid problem-solving ability and a passion for clean, efficient code
• Strong communication skills and a collaborative mindset
• Degree in Computer Science or relevant experience in the field

What You’ll Be Doing

• Developing low-latency, highly available, and scalable backend components
• Building concurrent, distributed systems designed to perform at scale
• Enhancing and supporting our high-traffic platform running on Linux and open-source tools
• Collaborating closely with other developers, testers, and product stakeholders
• Proactively identifying improvements and areas for optimisation
• Participating in solution design, effort estimation, and delivery planning
• Supporting and maintaining existing systems — diagnosing issues, fixing bugs, and ensuring uptime

Bonus If You.

• Have experience working in high-throughput transactional systems
• Understand real-time data processing and performance optimisation
• Love working in a fast-paced environment where innovation is encouraged
• Enjoy team-driven development and knowledge sharing

Apply now and help shape the future of high-performance digital platforms.

We are looking for an ambitious Software Developer or Software Engineer to join an established Green Energy business to develop a unique Azure based energy monitoring System for large industrial business across the UK. This office based in our Manchester head office, in order to absorb yourself in the business across all areas.

About the Role
We are seeking an experienced In-House Software Developer  to manage, maintain, and enhance our Azure-based energy monitoring system . This role is integral to ensuring business continuity while also leading the development of new features and system enhancements. The successful candidate will work closely with internal teams to understand business needs and translate them into technical solutions.

Responsibilities

• Maintain and manage the existing Azure-based  energy monitoring system.
li>Develop and implement new features and add-ons to improve system functionality.
• Ensure system security, reliability, and optimal performance.
• Troubleshoot issues and provide technical support to internal teams.
• Collaborate with stakeholders to understand requirements and propose solutions.
• Implement best practices in software development, including code quality, version control, and documentation.
• Keep up to date with emerging technologies and industry best practices to improve system performance and capabilities.

Qualifications & Experience

• Proven experience as a Software Developer  or Software Engineer .
Strong experience with Azure cloud services , including app services, databases, and security protocols. li>Proficiency in programming languages such as Python, JavaScript, C#, or equivalent.
• Experience with SQL and NoSQL databases.
• Strong problem-solving skills with the ability to work independently and collaboratively.
• Experience with Agile development methodologies and version control systems such as Git.

Preferred Skills but not essential to have

• Experience with front-end development  (React, Angular, or Vue.js).
< i>Knowledge of machine learning or AI-powered analytics.
• Familiarity with IoT and energy monitoring systems is a plus.
• Understanding of energy management systems and sustainability practices.

Benefits

• Competitive salary Plus personal Bonus and benefits package.
• Opportunity to work on cutting-edge technology in the renewable energy sector.
• A collaborative and innovative work environment.
• Professional development and training opportunities.

You will be joining a boutique, sustainable engineering and design studio specializing in net-zero strategies through the execution of renewable energy projects, energy management systems, and carbon credit procurement. Our work focuses on embedding sustainability within businesses, ensuring responsible and sustained development in a carbon-constrained future.

We continuously innovate and invest in research and development, partnering with major universities and integrating cutting-edge technologies into our services. Our energy monitoring system is a core component of our operations, helping clients track and optimize their energy usage in real time.

For more information or an immediate interview please forward your CV and we will organise a time to suit you to have a call to see if in the ball park for you.

• Java development with Spring boot
• Frontend skills - Ideally with React.js (or Angular, Vue.js etc)
• Advocate for best practices (TDD, Automation, Pair Programming)
• Collaborative and coachable
• Strong communication skills
• Team player

PHP / GoLang Software Engineer

• GoLang, PHP, LAMP, AWS
• Fareham, Hampshire. This is an in office role.
• Salary 70,000 plus excellent benefits

An exciting new opportunity for a PHP / GoLang Engineer to join an exciting technology business based in Fareham, Hampshire. You will be given the chance to join a technically minded development team to constantly evolve their internal technology stack.

Working within a dedicated LAMP and Go environment and reporting to the project manager, you will be helping to plan and develop the product and its internal driven websites, data migration and help with support and maintenance of security and storage services. Training and upskilling in GoLang will be provided

Desired skill set that includes:

• GoLang
• OOP
• PHP5+
• MySQL
• Git

Beneficial Skills:

• Google Cloud / AWS
• Docker
• Load Balancing
• TDD
• Code Review

The company offer an unrivalled volume of new projects, Greenfield development and the opportunity to work with and learn from some of the sharpest developers in the area.

On top of a competitive salary the company offer some fantastic financial and lifestyle benefits including; free access to local gym and health spa, onsite chef (free cooked breakfast & lunch!), childcare vouchers, cycle to work scheme, pension, BUPA healthcare.

To be considered for this position please send your CV to (url removed) or call (phone number removed)

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.