app developer jobs in Northern Ireland

On a mission to help people who have been diagnosed with chronic kidney disease, this start-up are looking to bring on a Senior TypeScript Developer, who’s fully embraced AI-assisted development. Their mission is to make life better for people suffering from kidney disease by building one of the first algorithm-based behavioural change programmes. The application that does this brings together...

React Native Developer (Tech for Good) (Social Education Learning) Remote Work 3-month Voluntary Work Experience Opportunity London Are you a React Native developer with mobile app experience, and a desire to put your skills toward positive social impact? Want hands-on experience designing and building intuitive mobile interfaces for learners around the world? If yes, this could be the...

You will be responsible for designing, developing and implementing solutions using the MS Integration Services & MS Power Platform suite including but not limited to Logic Apps, Service Bus, Event Grid, APIM, Functions & Function Apps, SQL Server, Azure SQL, Dataverse, D365 modules, 3rd-party APIs, Azure Synapse, Fabric and Key Vault.

At Reltio®, we believe data should fuel business success. Reltio’s AI-powered data unification and management capabilities—encompassing entity resolution, multi-domain master data management (MDM), and data products—transform siloed data from disparate sources into unified, trusted, and interoperable data. Reltio Data Cloud™ delivers interoperable data where and when it's needed, empowering data...

You will play a key role in developing tooling for the Citi developer community using a range of technologies including Java and SpringBoot microservices on Linux on OpenShift.

You will provide expert guidance, facilitating their onboarding and maximizing their utilization of the innovative tools and platforms you help create.

This role is the programme’s data-driven applications engineer - sitting between Oracle APEX development, analytics engineering, and data science enablement. It focuses on delivering reporting, dashboards, lightweight applications, and analytical PoCs on top of the client’s Oracle cloud estate (ADW, OAC, Fusion, OIC). Key Responsibilities - Develop, enhance and maintain secure APEX applications...

Job Description JLA is a mission critical infrastructure solutions business offering services Laundry, Catering, Heating, Fire Safety, Infection Control and Air Conditioning. The company offers an end-to-end, on premise, machine supply and breakdown service proposition under the name Total Care, and additional products and services. JLA is driven by a world class Sales & Marketing engine, owns...

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We’re supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

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+).

You must enjoy constantly learning and researching to improve your level of expertise.

🚀 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...

Odd Friends is a design and development agency committed to helping startups and growing businesses bring their ideas to life, delivering scalable and high-quality web and mobile apps. We’re expanding our development team to support the delivery of modern web and mobile applications for client projects. Role Overview This role is focused on implementation and delivery within a structured...

Dynamics Developer | Tech Consultancy | SC Clearance Required | Up to £70,000 | Fully Remote MERITUS are working with a leading Tech consultancy looking for a Dynamics 365 / Power Platform Developer to join their Central Government / Defence Division. This opportunity is ideal for a senior-level Dynamics 365 and Power Platform professional who enjoys working on complex enterprise solutions,...

Salary: £40-£45k (DOE) Reporting to: Technical Director Location: Hybrid or fully remote (UK only) Role type: Full time Who we are We’re Field — a design-first Shopify Plus e-commerce agency working with premium, high-growth brands. We’re a small, senior, tight-knit team of designers and developers who genuinely enjoy working together, and our retention rate (both team and clients) reflects...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

You must have excellent communication and presentation skills, an ability to relate to all levels within an organization from the front-line to the CEO, and the ability to drive consensus across diverse groups.

You should also have the ability to mentor and develop Programme Team Members if required, and a relentless appetite for successful change delivery and benefits realization.

Software Developer - Work Fully Remote for a Global Digital Agency Do you want to work fully remote across the UK? Want to collaborate with a passionate team on head-turning projects? Have a WordPress background and want to upskill in PHP and mobile development? The Role You'll be joining a local digital agency turned global success story. After thriving through the pandemic, they've...

You will build essential experience working with customer problems across diverse sectors such as marine, power, manufacturing and sustainability.

You will be supported to gain the relevant professional development to support your work and will be part of our AVEVA graduate development program.

You will be joining a team of 70 professionals with wide variety of skills and competencies across a highly technical data landscape. We have created a cohesive group of experts that thrive on delivering complex services to our clients.

We are an award-winning company, still just 7 years old, but growing with over 30 full time staff, who all want to develop great technology for us to use. Our work involves charities, financial institutions and the public services. We are proud to be part of the evolution of what we use on a daily basis online for the better. We're a company that truly values our employees - you're our most...

Job Description Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Overview Citi is a world-leading global bank. We have approximately 200 million...