android developer contractor jobs in Doncaster

Excellent opportunity to join a growing and award winning SaaS organisation headquartered in Belfast. My client have won various awards for innovation and support. Due to demand they have a new opportunity for a talented Android developer to join the team situated all over Ireland North and South. On offer - Salary £60k - £70k - D.O.E - Remote working options - Work from any where in Ireland -...

Overview AUDITSU is developing a proprietary automation system to explore and analyse mobile applications at scale. We’re looking for an engineer who understands the internals of Android automation frameworks and enjoys solving problems that don’t yet have established answers. This is a 60-day R&D contract with defined outcomes, full technical autonomy, and scope for continued...

Who we are Reinvigoration is a leading global expert operations consultancy and enterprise platform provider enabling organisations to transform their operations and deliver excellence with certainty, every time. We partner with operations leaders, supporting them in transforming their operations and solving their challenges whilst enabling a culture of excellence that lasts long into the...

Full Stack Developer Location: Remote UK (first week on site at Altrincham office, WA14 5UW, travel and accommodation covered) Hours: Full-time, Mon-Fri, 9:00-17:00 Start Date: February 2026 Salary: £45-50k Due to ongoing expansion and internal progression, we’re now looking for a Full Stack Developer to join our wider Web and DevOps team. You’ll work on high-impact, modernisation projects,...

🚀 Mobile Developer 📍 Location: Remote, must be based in the UK (occasional office visits in Exeter) 🔒 Security Clearance: Must be SC Clearable Are you a skilled Mobile Developer with a passion for building high-quality apps using Flutter? Do you have hands-on experience with Android or iOS platforms and a desire to work on impactful solutions? If so, we’d love to hear from you. Join our...

App Developer (6-Month Contract) Location: hybrid - 1-2 times onsite a month for meetings in Birmingham. Start Date: January/ February Contract Duration: 6 Months (Outside IR35) About the Role: On behalf of our client, we are seeking a talented App Developer to design and build a fully functional e-commerce mobile application for our client retail business. The app will be available for...

You will be a Senior level App Developer to join an in-house team to help develop and launch two exciting new products that will form a key part of the company proprietary event technology suite. Working closely with the CTO, following clear technical requirements along with an experienced Developer and the Head of department to bring both apps to life, from initial build to live deployment.

Salesforce Developer - RCA 6 month initial contract Rate: Open day rate depending on experience, outside IR35 We’re currently engaged with a reputable Partner that is looking for an experienced Salesforce Developer to join a high-performing team delivering cutting-edge solutions to their customers through digital transformations. This contract role offers the chance to work on an impactful...

Are you passionate about RF systems, electronics, and making an impact in critical defence technology projects? Our client a leading specialist provider of solutions serving military, aerospace, and secure communications programs across Europe and the UK. With an established reputation in system integration, diagnostic platforms, and bespoke engineering, our team enables mission success for...

You will be a key player in designing, developing, and maintaining critical backend services. Your expertise in JavaScript and Spring Boot will be essential for creating robust RESTful APIs and event-driven microservices deployed on AWS. We are looking for a developer who is passionate about embedding security, observability, and automation directly into the development lifecycle.

You will be responsible for initiating first contact with potential clients, building rapport, qualifying prospects through structured discovery questions, and scheduling them for a sales or discovery call with the Managing Director. This is a results-driven position that rewards consistency, accuracy, and resilience.

Front-End Contractor (React / Next.js) Location: Remote (UK based candidates only) Contract: Outside IR35 Day Rate: Up to £400 per day I am currently looking for an experienced front-end developer to help deliver key product features at speed for one of my start up clients. You’ll work on high-impact UI components and collaborate with design, backend, and AI teams to create interfaces for...

You will be instrumental in the end-to-end development, maintenance, and optimization of our core mobile applications, ensuring seamless functionality and native-like performance across iOS and Android. This role demands a strong focus on maintaining code health and enhancing existing native modules to push the boundaries of our products.

Application Development Manager (D365 & Power Platform) Remote (Travel to London or Newcastle office less than once a month) £52,737–£66,197 (Outside M25) / £58,409–£71,869 (Within M25) £7,500 RRA Benefits Looking to move a contractor doing this role into a strategic position elsewhere? Reporting to Shuaib, Head of Engineering, this is a great opportunity to take ownership of D365 and Power...

You will collaborate with cross-functional teams to architect, develop, and deliver robust backend services and APIs for enterprise-level clients. The ideal contractor will be proactive, adaptable, and comfortable working within evolving project scopes and agency workflows. Key Responsibilities

Experienced Unqork Developer Start date: 17th Nov Duration: 3 weeks Location: Remote *Please note this is a contract role so you must be registered as a freelance contractor, or work via an umbrella company* About the role: We are seeking an experienced Unqork Developer to conduct a comprehensive review of our existing application, with a particular focus on enhancing the performance of...

Role 1 Location: North of England (flexible within region) Type: Full-time | Remote | Competitive package Role 2 Location: South of England (flexible within region) Type: Full-time | Remote | Competitive package We’re expanding — and we’re looking for two driven Business Development Managers to lead growth across their respective regions, North & South. This is a high-impact role for a...

Senior Sales Executive – Residential Solar Location: Fully Remote – Based Anywhere in England Contract Type: 1-Year Renewable Contract Salary: £65,000+ (base) + Bonus Start-up Opportunity – Build the Future of Solar in England. Join a rapidly growing clean energy start-up at the ground floor — an exciting opportunity to grow your career as the business scales. About the Company We’re...

Business Development Manager | Hybrid Are you an ambitious and self-motivated sales professional looking for your next challenge? A well-established manufacturer of high-quality timber fire and security door-sets is seeking a talented Business Development Manager to drive growth. The Role: - Manage and develop a portfolio of key contacts within housing associations, local authorities, and...

Android Developer – SaaS / Field Service Platform Salary: £60,000–£70,000 Location: Ireland or UK (preferably NI or Leeds area) Work pattern: Fully flexible hybrid (remote-friendly) Our client is a multi-award-winning SaaS company that has built one of the UK and Ireland’s leading mobile workforce management platforms. Their software enables field-based teams in construction, facilities...