1 to 25 of 39 Full-Stack Development Jobs in Northern Ireland

take your career wherever you want it to go. Join EY and help to build a better working world. Manager | Senior Full-Stack Engineer | Technology Consulting | BelfastIn Digital Engineering we shape, concept and build innovative solutions that address the most important issues and opportunities … technical mentorship and guidance to junior developers, promoting a culture of continuous improvement and engineering excellence.Skills and attributes for success Strong professional full-stack development experience, with increasing levels of responsibility.Strong backend development experience using Node.js, Java, Python, .NET or similar technologies.Proven ...

hybrid position based out of Newcastle Your future duties and responsibilities In this role, you will design, develop, test, and deploy full-stack solutions within Agile delivery teams, contributing across front-end, back-end, and cloud components. You will collaborate closely with product owners, designers, architects … practice, and expand your expertise - including low-code delivery using the Microsoft Power Platform where appropriate. Key responsibilities: Design & Develop secure, scalable full-stack applications using modern frameworks Build & Integrate responsive user interfaces and robust APIs Own & Assure quality through automated testing and code reviews Collaborate ...

invest in you!. Job DescriptionJob Description:We are seeking a highly skilled Senior Python Support Engineer with strong development expertise and a solid background in production support. This role combines hands-on Python development with operational support responsibilities, ensuring the reliability, scalability, and continuous improvement … critical systems.The ideal candidate will have deep experience in Python development, support and incident management, modern delivery methodologies, cloud platforms, and front-end JavaScript technologies.Key ResponsibilitiesProduction Support & OperationsProvide L2/L3 support for Python-based applications in production environmentsMonitor system performance, troubleshoot incidents, and perform root cause analysisDrive ...

Citigroup Inc. is seeking a Senior Full Stack Developer to join the Oracle Ledger Program. You will build and maintain full stack applications, delivering scalable backend services ...

seeking a Senior Software Engineer (Java or Python) to help shape next‐gen financial software. You will engage in full‐stack development, leverage Spring Boot/Core and Flask/FastAPI, and build cloud‐native solutions with modern JS frameworks. You will also explore ...

recruiting a Senior Software Engineer (Java or Python) to help shape tech for global finance. You will work on full‐stack development, leveraging Spring Boot, Flask/FastAPI, and modern JS frameworks. Expect cloud-native design, Gen‐AI concepts, and involvement across architecture, infrastructure ...

about starting a career in coding? Apply now and one of our friendly advisors will be in touch. Keywords: Website, Web Developer, Business Development, Website, Web Design, Front End, Back End, Full Stack, Computer Programmer, Computer Systems Engineer, Systems Analyst, Programmer Analyst, Database Administrator ...

portal that you study from home. These courses will give you the basic understanding of the front end programming languages. Step 2 - Full-Stack Development - You will be studying a wide range of, mostly back-end programming languages and skills that will qualify … stylish website where you will be able to showcase to potential employers a snapshot of your level of ability as a Full-Stack developer. This will include the coding languages you are proficient in, links to the two real-world projects you completed, Github work ...

Citibank (Switzerland) AG is seeking a technically versatile Engineering Lead in Belfast. The candidate will provide leadership in software engineering, focusing on building AI-powered applications and fostering a collaborative team culture. They will work ...

This role requires a deep understanding of software architecture principles, hands-on experience with modern technologies, and the ability to lead and mentor development teams. Key Responsibilities: Architectural Design: Design and develop high-quality software architecture and technical solutions that meet business requirements. Ensure the architecture is scalable … maintainable, and secure. Evaluate and recommend tools, technologies, and processes to ensure the highest quality product platform. Technical Leadership: Lead and mentor development teams in the implementation of architectural solutions. Provide technical guidance and support to team members. Conduct code reviews and ensure adherence to best practices ...

fundamentals of AI through interactive videos, presentations, and quizzes - all accessible anytime, anywhere, through our easy-to-use online platform. Step 2: Full-Stack AI Mastery Dive deeper with in-demand technical skills including Python programming, data handling, machine learning, and version control with ...

Documentation: Document solutions, including architecture, configuration, release, and support handover.Stakeholder Collaboration: Collaborate and liaise with other stakeholders/end users in the software development lifecycle, including PMs, BAs, Testing, Product, etc.Communication: Clearly communicate technical designs in conversation, documentation, and presentations to stakeholders of various technical abilities.Knowledge Transfer: Provide … effective knowledge transfer to team members and customers.Team Development: Manage, coach, and develop junior members of your team and the wider community.Team Collaboration: Foster a positive working environment and facilitate team collaboration and communication.QualificationsCoding Best Practices: Deep understanding of coding best practices and modern architectural patterns, including microservices ...

ExperiencedFull Stack .NET Engineers Location: Belfast, Northern Ireland Work Arrangement: Hybrid In-Office Position Overview: We are seeking experiencedAI-enabled.NET full-stack engineers who can quickly understand our existing codebase and significantly contribute to the development of complex, innovative solutions … architecture, review, and quality rather than typing every line Exposure to building web services using Web API An understanding of database design and development Hands-on experience with HTML, JavaScript, CSS including jQuery Strong attention to detail and work ethic Strong analytical and problem-solving skills Excellent communication ...

Owners, Business Analysts, Technical Architects, UX/UI Designers and other team members to understand business requirements and drive the solution design and development of our digital products. You will have strong experience on React with Python and Large Language Models (LLMs) to support and enhance our client …/Vue.js is beneficial You will have some exposure to Python, contributing to the design, build, and support of scalable and secure full-stack web applications using FastAPI. Experience in Unit Testing with Jest Experience with GraphQL with React for efficient data fetching and state management ...

starter and stays ahead of technology.QualificationsExperience of working in a Scrum Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications … share of our company's profits.Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme.Flexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve ...

Citigroup Inc. in Belfast is seeking a hands-on engineering lead to build AI-powered products and shape engineering culture. You will provide technical leadership while coding hands-on and partnering with teams to design ...

solutions (e.g. architecture, configuration, release, support-handoverCollaborate and liaise with other Version 1 and customer stakeholders/end users in the software development lifecycle – PMs, BAs, Testing, Product etcAble to simply and clearly communicate technical designs in conversation, documentation and presentations to stakeholders of various technical abilities.Provide effective … company's profits Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme Flexible/remote working, Version 1 is tremendously understanding of life events and people’s individual circumstances and offer flexibility to help achieve a healthy ...

93953668112Posted: 2026-08-04Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiWe’re looking for a hands-on engineering lead with a passion for building AI-powered products and shaping engineering culture. You’ll provide technical leadership while remaining close to the code, partnering with … business functions and large user populations.Remain hands-on with software architecture, system design, code reviews and engineering decision-making.Set technical direction across full-stack ecosystems spanning frontend, backend, APIs, cloud services and platform components..Partner with senior technology and business stakeholders to align platform strategy with organisational ...

large user populations. Remain hands-on with software architecture, system design, code reviews and engineering decision-making. Set technical direction across full-stack ecosystems spanning frontend, backend, APIs, cloud services and platform components.. Partner with senior technology and business stakeholders to align platform strategy with organisational … Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resources Visit our Global Benefits page to learn more. Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable ...

guiding front-end teams on compliant React and web portal development. The ideal candidate will have a strong background in ASP.NET and full-stack frontend technologies. Compensation goes up to £100K for this full-time position. #J-18808-Ljbffr ...

98171091088Posted: 2026-07-23Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Software Engineer (Java Or Python) Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through … escalating, managing and reporting control issues with transparency.Key Skills and Experience requiredAdditional Job DescriptionExperience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPISolid frontend experience ...

reporting control issues with transparency. Key Skills and Experience required Additional Job Description Experience in full‐stack application development with strong expertise in Java or Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend … Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Access to an array of learning and development resources Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every ...

reporting control issues with transparency.**Key Skills and Experience required****Additional Job Description*** Experience in full‐stack application development with strong expertise in **Java or Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend … Insurance* Employee Assistance Program* Pension Plan* Paid Parental Leave* Special discounts for employees, family, and friends* Access to an array of learning and development resourcesVisit our About Us | Culture, Values & Benefits page to learn more.Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels ...

## Full Stack Application Development Technical Lead (Java/Python), Vice PresidentApplylocations: Belfast United Kingdomtime type: Full timeposted on: Posted Todaytime left to apply: End Date: August 19, 2026 (13 days left to apply)job requisition id: 26951606Are you looking … career move that will put you at the heart of a global financial institution? Then bring your skills in analysis, application development, problem solving and communication to the Source to Pay Solutions Technology group.By Joining Citi, you will become part of a global organisation whose mission ...

93991442720Posted: 2026-08-05Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiAre you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills in analysis, application development, problem solving and communication … modernize multiple Source to Pay applications, playing a key role in translating strategic transformation priorities into measurable operational outcomes.What you’ll doApplication Development Technology Lead is a senior level position responsible forDesign, build, and enhance Java based backend services and Python enabled components for enterprise scale applicationsOwn ...