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Roku Developer Location: UK - Remote Employment Type: Permanent Experience Level: Mid-level / Senior Rates: Negotiable, DOE Are you a Roku Developer passionate about building cutting-edge Over-The-Top (OTT) streaming experiences? We're looking for a talented individual to join an innovative engineering team to shape the future of entertainment! What you will do: • Develop and maintain high-performance OTT applications for Roku using BrightScript and SceneGraph, delivering smooth, reliable video playback and polished user experiences., • Implement and optimize video streaming features using HLS, including support for VOD and live streaming content., • Integrate Roku apps with backend services for content delivery, user authentication, subscriptions, and analytics., • Work with DRM-protected streams (e.g., Widevine, PlayReady, or Roku-supported DRM solutions) to ensure secure content playback., • Optimize application performance, startup times, memory usage, and navigation flows across Roku devices., • Collaborate closely with product managers, designers, and backend engineers to deliver engaging OTT features on schedule., • Write clean, modular, and testable BrightScript code, following Roku best practices and contributing to long-term maintainability. We’re looking for someone with: • 5+ years of professional OTT or streaming application development experience, with significant hands-on Roku development., • Strong expertise in BrightScript and SceneGraph., • Proven experience building Roku channels supporting VOD and live streaming., • Solid understanding of HLS streaming, Roku video playback components, and channel certification requirements., • Experience integrating DRM solutions supported by Roku., • Familiarity with analytics, ads (RAF), subscriptions, and in-app purchases within the Roku ecosystem. If you’re a seasoned Roku / BrightScript developer with OTT experience, this is absolutely a role you could hit the ground running in 🚀 Apply now! 5V Video are acting as an Employment Business for the purposes of this job vacancy. We offer a reward scheme if you can recommend someone for this position, up to £250 for you and an additional £250 to a charity of your choice, 5V Video are recognised talent solutions experts within Video and Broadcast Technology working across Europe, the UK and North America.

We are working with a highly successful FinTech firm that delivers derivative pricing tools and analytics for traders at hedge funds and investment banks. Due to sustained success, the firm are looking to add a Quant Developer to help support their growth. This role would suit an individual with experience within the financial space, working with large, abstract, code bases and agile environments and ideally knowledge/experience working with derivative models. Data is central to their value proposition, so this is an incredibly important role. The firm work largely remotely with regular (weekly) in person sessions to develop and maintain their progressive culture and to help support personal development. They are based in London but the team, at large, are across the UK. Team members are trusted to take on responsibility, so there is no micromanagement. This will suit a Quant Dev, comfortable across the stack, who is happy working independently but in a collaborative team-based approach. This role will involve working within a small firm that is dedicated to delivering derivative pricing analytics via a web app. The client base consists of traders at leading hedge funds and investment banks. Their ever-increasing popularity is due to them being able to deliver accurate prices quicker than other systems. What we are looking for: • A Quant Developer with experience working with large, complex code bases that has the ability to write ‘collaborative’ code, • Experience working in a collaborative team but also demonstrable ability to work independently due to the remote nature of the role, • Ideally an undergraduate degree in a relevant STEM subject, such as Comp Sci, • Exposure to functional programming, pair programming and agile methodologies, • Product/model knowledge within Rates/FX or Equity derivatives, • Familiarity with financial derivatives and pricing Due to demand, we are advertising this business operations role anonymously. If you would prefer to speak to someone before submitting a CV, please send a blank application to the role and someone will be in touch to discuss. We can only respond to highly qualified candidates.

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS product—Spark Travel—at pace. You’ll join a smart, collaborative team that pushes each other to articulate and defend every architectural decision in pursuit of best‑in‑class software. Spark Travel itself is on a mission to drag the tailor‑made travel industry into the 21st century. Our cloud‑native platform unifies sales, supplier contracting, dynamic pricing, and on‑trip operations—everything from the first quote to the traveller’s safe return. The market is huge, the incumbents are slow, and we already have meaningful traction: roughly 35 customers and an accelerating sign‑up pace, a very healthy sales pipeline, and a roadmap brimming with genuinely novel features. With a fantastic existing team across engineering, product, customer success, marketing, and sales, we’re gearing up for hyper‑growth. We’re looking for two down‑to‑earth professional, a conscientious Senior Software Developer, to build on what already works and unlock our next wave of innovation. 🌟 Your Impact • Raise the bar sensibly. Whether you’re refining our Azure architecture as CTO or shipping revenue‑critical features as Senior Dev, you’ll set high standards without reinventing the wheel., • Champion intuitive user experiences. Both roles care deeply about usability, ensuring our platform feels effortless for travel pros and their travellers., • Own the craft. Understand the problem, ship the solution, measure the outcome—and when something’s working, double‑down on it., • Move the needle. Your work will streamline the day‑to‑day of leading tailor‑made tour operators and DMCs—enhancing trip experiences for their travellers as we scale. 🧭 Role Snapshot 2️⃣ Senior Software Developer • Be UK‑based (remote within the UK) with ability to attend occasional team meet‑ups in London (travel expenses covered)., • Design, build, and maintain features across the stack: .NET (C#) based API backends, Angular (TypeScript) based frontends, SQL Server, Cosmos DB., • Own mission‑critical modules such as pricing engines, itinerary or form builders, client proposal app, etc., • Write clean, tested code; automate everything from CI/CD pipelines (Azure DevOps/GitHub Actions) to performance benchmarks., • Investigate and diagnose issues and perform root cause analysis., • Collaborate cross-functionally with Product, Design, and Customer Success., • Propose incremental improvements and occasionally explore new tech (e.g. Azure OpenAI) when it clearly solves a problem. You might be our Senior Dev if… - Hold a 1st-class or 2:1 degree in Computer Science or a closely related discipline. - 4+ years building modern web or data applications with .NET and at least one JavaScript framework. - Hands-on experience with Azure or another major cloud provider, plus an understanding of microservices and event-driven architectures. - You love balancing delivery speed with technical excellence, and you’re keen to keep learning. 🎁 What We Offer • Competitive salary, equity options coming soon, • Remote‑first culture with asynchronous workflows, • Private healthcare, • Employer pension contributions above statutory, • Home‑office setup budget, • Coworking space allowance, • Flexible hours with async core overlap, • Professional‑development budget, • Conference & certification leave, • Choose‑your‑own‑tech toolkit, • Travel‑to‑London expenses for required in‑person meetings, • Collaborative and innovative company culture 📩 How to Apply • Send your CV., • Confirm you are currently living and legally able to work in the UK., • Share one project or decision you’re proud of, why it mattered, and what you learned. Please note: We are only considering UK‑based applicants who fully meet the role criteria. Applications that do not comply will not be considered now or in future hiring rounds. Deadline: 15th November 2025 (rolling review—apply early). Spark Travel is an equal‑opportunity employer and a welcoming neurodiverse team. We celebrate diversity and are committed to creating an inclusive environment for all. We’re not just saying that, we really mean it!

We're the #1 symptom tracker on iOS and Android and looking for a senior react native developer to help continue our growth 🚀 📌 The basics • React Native developer (5y+ experience), • £70,000 base salary, • Make a genuine difference to the lives of people with health conditions, • Work with a lovely bunch of people, • Fully remote, full-time position, • Based in the UK or EU If this sounds like something you want to be a part of, reach out, we'd love to meet you! 🐻‍❄️ About Bearable We're the #1 symptom tracking app on iOS and Android. We provide quick and easy symptom tracking for any chronic health issue. We turn that into powerful insights, to help people work out what most impacts their health and wellbeing. We have a genuinely huge impact on people's lives - just check out our app store reviews! You will • 🔨 Build features from start to finish: plan, build, test, deploy, iterate, • 🤝 Collaborate with the product team to help define app features that users love, • 🧼 Maintain the codebase, ensuring quality and performance, fixing bugs and running tests, • 🤗 Help our wonderful team! Discover, evaluate, and implement new technologies and ideas. We are continuously improving Requirements • 5️⃣ You have 5+ years of experience in a production environment, • 📱You have 3+ years of React Native experience, • 🔥 You are technically excellent, • 💬 You have outstanding communication and writing skills, • 🤖 You're proficient in Typescript, code versioning, third-party libraries and APIs ❤️ Benefits • Work with a lovely bunch of people building something people love!, • Minimum of 33 days holiday, including UK bank holidays, • Sustainable and healthy working matters to us., • If you're outside of the UK, this position will be permanent and full-time in spirit, but a contract role on paper. The reason for this is that employment outside of the UK comes with significant challenges for a small company like ours. 🛠 Tools we use Segment, Mixpanel, Google Analytics, Firebase/Firestore, Jira, Zendesk, Figma, Notion, AWS ❌Disclaimer for recruiters and agencies: We are not interested in working with recruiters or outsourcing to development agencies.

Job Types: Full-time, Permanent Work Location: Remote (UK-based only) Salary: £50,000–£60,000 depending on experience About Us Asseticom is a dynamic software company specialising in asset management data capture solutions for the built environment. Our platform empowers global engineering consultancies, central government, and facilities management firms to optimise asset information through innovative technology, spatial data, and advanced analytics. Role Overview We’re seeking an experienced React Native Developer to join our growing team in the facilities management sector. You’ll develop and maintain features for our mobile application, enabling clients to capture asset data efficiently and reliably. Our stack includes TypeScript, Firebase, Expo, React Navigation, Reanimated and Vision Camera, alongside other high-quality React Native libraries. You’ll have opportunities to explore AI-driven enhancements and contribute to meaningful R&D projects that push the boundaries of spatial data solutions. This fully remote role offers a collaborative, flexible environment with occasional travel for company events. Join a supportive team that values technical excellence, innovation, and work-life balance, working alongside experienced engineers and industry leaders on cutting-edge projects. Note: This role is only open to UK residents with the right to work in the UK. Applications from outside the UK, outsourcing firms, or recruitment agencies will not be considered. Responsibilities Feature Development & Maintenance • Plan, design, and implement performant, user-friendly features using React Native and TypeScript., • Write and maintain unit, integration, and E2E tests to ensure code quality and reliability., • Collaborate with developers, designers, and stakeholders to iterate on features based on feedback. Technical Contributions • Leverage Firebase to build scalable and secure functionality., • Ensure compatibility and optimised performance across iOS and Android platforms., • Contribute to AI-driven feature development and R&D initiatives, exploring innovative use cases for spatial data. Team Collaboration & Growth • Participate in code reviews and engage in regular 1:1 mentorship., • Actively research ecosystem developments and advancements, sharing knowledge with others., • Contribute to team initiatives, with opportunities to take on leadership roles in feature development or cross-functional projects. Required Skills & Experience • At least 3 years of recent, continual experience with React Native in a professional software development environment., • Very strong communication skills. You must speak, write and be able to understand fluent English., • Deep knowledge and regular usage of Firebase suite, especially Firestore., • Strong proficiency in TypeScript and modern JavaScript (ES6+)., • Familiarity with Expo, React Navigation, Reanimated and Vision Camera., • Understanding of mobile app development best practices, including release automation and performance optimisation., • You must enjoy constantly learning and researching to improve your level of expertise. Nice to Have • Experience with native mobile development (Swift/Objective-C for iOS, Kotlin/Java for Android)., • A keen eye for design, accessibility and user experience best practices., • Accomplished in web development., • Experience with Sentry or similar application monitoring tools., • Computer Science or related technical degree., • Familiarity with 360 cameras or spatial data capture technologies. Assessment Process Selected candidates will undergo a two-stage interview process, including a short, take-home practical assessment. Benefits • 25 days annual leave + bank holidays., • Company pension with 3% employer contribution., • Private medical insurance, including mental health support and wellness resources., • Annual budget for professional development (e.g., certifications, conferences)., • Latest generation Apple Mac provided., • Regular company events (virtual and in-person)., • Flexible hours to support work-life balance. Schedule • Monday to Friday, with flexible hours to accommodate personal needs. Note: This is not an exhaustive list of responsibilities or qualifications. Skills will be assessed prior to an offer.

If you cannot provide shipped app links, please do not apply. Full-Time Mobile App Developer (. We’re hiring a full-time Mobile App Developer to build a.

A healthcare IT company is looking for a Mobile App Developer to join their growing team. The ideal candidate will have experience in developing apps for iOS and Android using Objective C, Kotlin, and PHP (Laravel). If you're passionate about mobile development and making a difference in healthcare,

A technology staffing agency in the UK seeks a Mobile App Developer with. This position involves maintaining existing mobile applications for vehicle telematics, enhancing safety and efficiency. Required skills include strong C# knowledge, experience in agile environments, and app release experience

Software Developer (Web & Internal Tools). Build internal tools to replace legacy Power Apps and manual workflows. Our client is interested in how you approach problems and deliver outcomes, not lengthy take home tasks.

Mobile App Developer page is loaded## Mobile App Developerlocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: REQ00038015At Believ, formerly known as Liberty Charge, we believe sustainable transport should be accessible to everyone. About the role**We are seekin

Hands-on experience releasing apps to the App Store and Google Play. Our client is seeking a Mobile App Developer with expertise in. Take responsibility for the build and submission process for the App Store and Google Play.

App Developer – Restaurant Finder. This role involves developing a user-friendly application that enables users to discover restaurants in their area, view daily meal offerings and deals, and interact with restaurant profiles by posting photos and leaving ratings. The project is in the planning an

A central government department is looking for an experienced App Developer to join a high‑security programme. Experience working in air‑gapped environments, including managing dependencies and build pipelines without internet access. We are proud of the diverse and inclusive community we have b

The Mobile App Developer would be playing a key role in the company’s technological advances, supporting the design and development of their mobile applications (iOS and Android) as well as developing other supporting applications with the rest of the development team. A new role has become availa

A leading recruitment agency is seeking an experienced App Developer to join a high-security government project.

An entrepreneur based in Gaborone, Botswana is seeking an app developer to build a service provider application designed for the events industry. The app, titled EventEase, will connect event service providers with clients, streamlining the process of discovering, booking, and managing event service

Net MAUI Mobile App Developer (iOS & Android) — Remote (Europe / Asia). Net MAUI position, please do not apply if you are a Flutter or SwiftUI developer ***. App Store and Play Store release.

We are seeking an experienced Mobile App Engineer to develop and optimize our customer-facing mobile application and web portal as part of our in-house Charge Point Management System (CPMS). Native Mobile Development: Develop and maintain high-quality native mobile applications for iOS and Android u

A technology company is seeking a Mobile App Developer to contribute to innovative IoT payment technology. The role involves development of mobile applications for both iOS and Android, focusing on design and code quality.

A leading entertainment company in the UK is seeking a Junior Web Developer to join their team.

We are seeking an experienced Mobile App Engineer to develop and optimise our customer‑facing mobile application and web portal as part of our in‑house Charge Point Management System (CPMS). Develop and maintain high‑quality native mobile applications for iOS and Android using Swift and Kotlin

Key responsibilities include developing Android applications, collaborating on UI designs, and optimizing application performance. A leading employee experience platform is seeking an Android Developer to join a fully remote squad. You will work closely with talented developers and designers to enha

A global entertainment company seeks a Senior Web Application Developer in Hammersmith, London. The ideal candidate will collaborate across teams to create engaging, secure web applications and contribute to ongoing enhancements.

Software Developer (Web & Internal Tools). Build internal tools to replace legacy Power Apps and manual workflows. Our client is interested in how you approach problems and deliver outcomes, not lengthy take home tasks.

Application Developer – Figma to App. This role involves transforming a Figma prototype into a fully functional application for a personal project. The project is remote and offers flexibility, making it suitable for experienced developers who can work independently and deliver high-quality result

We value a diverse workforce and welcome applicants from all backgrounds.

We are looking for an Android Developer who'll work with a team of talented developers, engineers and designers to build the future of the digital workplace. Working with UI/UX designers and product designers to build a new approach to interacting with applications via a ‘conversational UI’. Cre

We are looking for a Mobile App developer, with experience in the development of iOS and Android apps to take our systems to the next level. If you are a mobile app and PHP Developer looking for a role with a high performing team, working on interesting projects, then please apply now. We are an equ

Lead App Technical Developer/Manager - Volunteer. Join the REUSE Foundation as a Lead App Technical Developer/Manager (Volunteer). You will design, build, and maintain a simple loyalty and payment application, preferably leveraging existing open-source or low-cost app builders rather than starting f

Software Developer Desktop App Developer (WinUI 3, UWP, or WPF). Software Developer - Desktop App Development (WinUI3, UWP, WPF). We're seeking a skilled and motivated Software Developer with a minimum of 3 years' experience in desktop application development using the.

A leading AI integrator company is looking for Senior Agentic Application Developers to lead the full-stack development of AI-powered systems.

A leading freelance marketplace is seeking an Application Developer for Shipping Logistics to design and develop a cross-platform mobile app and backend system for booking shipments. This role requires expertise in mobile app development and backend integration, focusing on logistics workflows.

Full-Time Mobile App Developer (. Links to live apps you’ve shipped (App Store / Play Store). If you cannot provide shipped app links, please do not apply.

Flutter Developer Application". We are looking for a highly skilled and experienced Flutter Mobile App Developer to join our dynamic team. Ensure the performance, quality, and responsiveness of applications.

A leading freelance marketplace is seeking an Application Developer to transform Figma prototypes into fully functional applications. This remote position offers flexibility and is suitable for experienced developers who can work independently. Responsibilities include converting designs into respon