1 to 25 of 45 Full-Stack Development Jobs in Northern Ireland

significant parts of Odin’s full-stack private investment infrastructure product Build and ship customer-facing features for a regulated platform moving money across multiple jurisdictions Make architectural decisions about systems and code, including LLM-generated code Establish engineering quality standards through implementation and code review … Good judgement about prioritization and engineering quality Interest in finance, compliance and multiple jurisdictions Core Competencies Demonstrates expertise in building and managing full-stack private investment infrastructure, with a strong focus on architectural decision‐making and engineering quality standards. Proficient in leveraging AI to enhance software ...

Responsibilities - Design and build scalable backend services using Node.js and Fastify - Develop and maintain React-based frontend features as part of a full-stack remit - Architect and manage complex data models within MongoDB across relationship-rich datasets - Implement and maintain cloud infrastructure on AWS, including ...

invest in you!. Job Description Job 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 of 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 Responsibilities Production Support & Operations Provide L2/L3 support for Python-based applications in production environments Monitor system ...

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 ...

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 ...

Citi is hiring a Senior Java Developer to join the Risk Data Team. You will architect and implement robust microservices using Java/J2EE, Spring Boot, and RESTful services while optimizing SQL and CI/ ...

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 ...

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 ...

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 ...

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 ...

verbal communication skills. Any Beneficial/Nice to have experience: Experience with Big Data technology (HDFS, Spark, Impala) Understanding of Cloud‐native development principles. Experience with Container Orchestration tools (Docker, Kubernetes, OpenShift, etc.). Proficiency in using Jira for tracking tasks, managing backlogs, and participating in sprint cycles. … 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 About Us | Culture, Values & Benefits page to learn more. Alongside these benefits Citi is committed to ensuring our workplace is where ...

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 … 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: 2026-08-21Location: 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 … 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 priorities. ...

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 ...

more UI back-ends (Rails, Swing, Node, etc.). Micro-frontend (MFE) experience, or a desire to ramp into it quickly. Cloud-native development, automating deployments, familiarity with container systems; AWS experience a plus. A keen eye for design and user experience. A keen eye for contracts: read … agents begin producing them. BSc or MSc in Computer Science or related field, or equivalent experience. Beneficial Experience Experience with AI-driven development (e.g. Claude Code, Codex) and agentic communication protocols (e.g. A2A, MCP) preferred. Large scale event processing a plus but not required. Why Proofpoint? At Proofpoint ...

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 ...

portfolio of public-facing web applications from legacy technologies to a modern React-based architecture. The successful candidate will join a collaborative development team working on the evolution of an established component library and helping deliver scalable, high-quality web applications. This role offers the opportunity to work … modern engineering practices. The Role As a Full Stack Engineer, you will work as part of a close-knit development team responsible for delivering and maintaining modern web applications used by a wide customer base. You'll primarily work with C#/.NET ...

Senior Software Engineer - Node.js Confidential Client * Remote (UK) * Full-time About the Client This role sits with a well-established product engineering organisation headquartered in Northern Ireland, with a reputation built on delivering ...

.Net Software Developers (Mid-Level) Location: Belfast (Hybrid) | Type: Full-Time | Permanent MCS Group is delighted to be working with a global market leader in financial services technology that is building one of ...

applications and services that meet the needs of the business while also being scalable, performant and easy to maintain. This is a full-stack role with a backend focus, where you will be expected to take full ownership of large pieces of business critical … business applications and solutions. Enhance code quality, productivity and velocity through the use of AI assisted technology. Adhere to our Software Development processes whilst improving our Engineering culture by identifying and addressing inefficiencies in our processes. Proactively engage with cross functional stakeholders including Product Managers and Architecture team. ...