101 to 125 of 166 Software Engineering Jobs in County Antrim

Product and Test Engineer

Location
Antrim and Newtownabbey District, Northern Ireland, United Kingdom
accessories such as extension cameras, custom cables, mounts and other peripherals. Validate compatibility, durability and performance of accessories under various conditions. Provide feedback to engineering teams on usability and integration issues. Test Automation & Tooling Develop, extend and maintain Python-based test automation frameworks and scripts for device and accessory … tracking systems (e.g. JIRA, TestRail). Collaborate with QA engineers to reproduce and isolate bugs or unexpected behaviour. Qualifications Degree in Electronics, Computer/Software Engineering, Automotive Technology or a related technical field, or an HND with equivalent hands-on experience. Python ability demonstrated through study, projects ...

Senior Python Engineer — Cloud Integrations & Security

Location
Belfast City District, Northern Ireland, United Kingdom
Proofpoint is hiring a Senior Software Engineer for the XFI team within the Cloud Integration Group in Belfast. You will help scale the Cross Functional Integrations services that connect to Microsoft and Google email platforms, delivering secure, high-performance integrations for both inbound and outbound traffic. You will design ...

Senior Low-Latency Risk Engine Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Citi is seeking a Senior Software Engineer to design and deliver an ultra low-latency risk engine for cash equities, integrating with connectivity and data layers. You will own high-performance components, optimize JVM/C++ with low latency in mind, and collaborate across global teams to drive architecture ...

Software Engineer - Senior Consultant II - (Hybrid)

Location
Belfast City District, Northern Ireland, United Kingdom
Your role in the team As part of Allstate’s technology transformation—bringing together cloud platforms, AI capabilities, and modern engineering practices, the Third-Party Billing team is looking for a Product Engineer to help build the next generation of billing solutions. In this role, you’ll design, build … operate software products that power critical billing experiences, working across cloud services, automation, and scalable systems. You’ll collaborate daily with product, engineering, and operations partners; contribute to CI/CD and DevOps excellence; and play a hands on role in modernizing legacy processes while shaping the future ...

Sr. Software Engineer (Python, C#)

Location
Belfast City District, Northern Ireland, United Kingdom
best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact. The Role We are looking for a Senior Software Engineer to join the XFI (Cross Functional Integrations) team within the Cloud Integration Group. The XFI team oversees the integration of Post Delivery Protection & Response … threat defence software, via API, to the Microsoft or Google e‐mail platforms, for both inbound and outbound. You will be joining the team at an exciting time, as the team prepares to furtherly scale the XFI services and products and the next steps of integration with Microsoft ...

Senior Cloud Backend Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Jenkins, Nexus and SonarQube. That’s why we need you Collaborate across teams on architecture, system design and technical direction to ensure a cohesive software landscape Build integrations and asynchronous workflows using cloud messaging and data services. Provision and evolve Azure infrastructure using Terraform, and contribute to CI/… production operations. Champion security, reliability, performance, maintainability and automated testing. Apply high standards of code quality and effective engineering practices. Support other engineers through technical guidance, code reviews and mentoring. Your Profile/Qualifications You have a degree in computer science, comparable professional training or equivalent practical experience. ...

Senior Data Platform Engineer (Python/Oracle) Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
will design, develop, test and implement the Fusion platform for centralizing reference data across Citi’s global lines. With 5–8 years in software engineering, you will build high-performance pipelines in Python and Oracle, optimise databases and contribute to scalable enterprise solutions in a hybrid work environment. ...

Senior Backend Engineer (TypeScript) — Scalable APIs

Location
Belfast City District, Northern Ireland, United Kingdom
Bazaarvoice is hiring a seasoned software engineer to join the C&C team and build the next generation of our consumer app backend used by millions worldwide. You will collaborate with product managers, designers and engineers to deliver scalable features, implement TypeScript services, and review designs. You’ll focus ...

Pega Low‐Code Engineer — Agile, Full‐Stack & Automation

Location
Belfast City District, Northern Ireland, United Kingdom
Aflac Northern Ireland is seeking experienced Software Engineers who enjoy learning new technologies and working in Agile teams to accelerate adoption of Pega, our enterprise workflow automation platform, in Belfast. You will deliver high-quality customer-centric solutions, integrate web/API/database components for full-stack Pega ...

Senior Software Developer

Location
Belfast, Northern Ireland, United Kingdom
Role Overview Enea are looking for experienced software engineers to immediately join our experienced team. Successful candidates will be enthusiastic about software development and technology and keen to learn about leading edge technologies. If you love technology and gadgets then you’ll love this job! You will … results orientated workplace where initiative is valued, accomplishments are rewarded, and the goal is clear; to become a worldwide leader in Internet based communications software and services for wireless and wireline communications companies. With the size and variety of what we do – from video optimisation to mobile broadband price ...

Sr. Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
class outcomes Visionary in future focused problem-solving Exceptional in execution and impact. The Role Proofpoint is looking for a highly motivated Sr. Software Engineer to join the Threat Response product engineering team. This role focuses on designing distributed systems, solving scalability challenges, and building high-performance backend … services operating at scale. What You Bring to the Team Extensive software development experience building enterprise or SaaS applications Excellent programming skills in Java and/or Python, with a demonstrated ability to design, implement, and maintain large-scale production systems Experience building and operating large-scale, multi-tenant ...

Java Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Software Engineer Location: Belfast Tech Stack: Java/Microservices/React/AI Harrington Starr has partnered with a leading global software company specialising in market data and subscriptions to find a Software Engineer to join their team. The company is looking to modernise its existing systems … interest in AI to contribute to key technology projects. Key responsibilities: Strong experience with Java development Experience working with microservices and modern software architectures Experience across both front-end and back-end development, ideally with React Experience working with APIs, integrations and market data An interest in AI, with ...

Remote Frontend Engineer - React & TypeScript

Location
Belfast, Northern Ireland, United Kingdom
leading technology provider is seeking a Front End Software Engineer to join their team in Belfast. The role involves working on dynamic web ordering platforms and requires 3+ years of experience. Skills in React, TypeScript, and NextJS are essential. This position is fully remote, providing flexibility to work from ...

Senior AI Engineer: Generative AI & RAG Prototyping

Location
Belfast City, Northern Ireland, United Kingdom
build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Join our Digital & Data team working alongside product, design and a wide range of other … experts and cross-disciplinary teams to bring ideas to life through innovative software solutions. Grow a flexible and unique career within a trust-based, inclusive environment that values excellence, innovation, and curiosity. You have the option to progress with us on a technical career track. No need ...

UX/UI Engineer – AI-Powered Clinical Platforms

Location
Belfast City District, Northern Ireland, United Kingdom
Belfast, Northern Ireland, seeks a UI/UX Engineer to design and deliver intuitive digital experiences across its technology portfolio. Reporting to the Software Engineering Manager, you will blend user research, interface design and hands-on frontend development from discovery to working software. You will collaborate with Product ...

Backend Engineer (1–3 yrs) – Hybrid Belfast, Cloud & APIs

Location
Belfast City District, Northern Ireland, United Kingdom
Group is partnering with a growing Belfast tech company to recruit two Software Engineers. The role is backend‐heavy, offering work with APIs, distributed services, and cloud infrastructure in a supportive, leadership‐driven team. Ideal candidates have 1–3 years of commercial experience and a genuine interest in backend ...

Senior AI Engineer

Location
Belfast City, Northern Ireland, United Kingdom
Data team working alongside product, design and a wide range of other experts and cross-disciplinary teams to bring ideas to life through innovative software solutions. Grow a flexible and unique career within a trust-based, inclusive environment that values excellence, innovation, and curiosity. You have the option … every requirement below, feel free to still apply as we are often hiring for similar roles which your background might be better suited to. Software engineers with a passion for AI – or data scientists who’ve embraced engineering. People who experiment, prototype, and explore emerging AI tools in their ...

Senior Software Engineer - Full Stack

Location
Belfast City District, Northern Ireland, United Kingdom
seek to appoint a Frontend-Focused Full Stack Engineer to join their development team. This is an exciting opportunity to join a well-established software business whose platform is used by organisations across the UK and internationally. The successful candidate will work on a suite of public-facing eCommerce … Identifying and implementing improvements across existing systems, codebases and development processes Collaborating closely with Development, QA and Project Management teams to deliver high-quality software solutions What You Need 3+ years' commercial experience with C# and .NET Strong frontend skills across JavaScript, HTML5 and CSS Commercial React experience ...

Software Engineers New Belfast

Location
Belfast City District, Northern Ireland, United Kingdom
systems architects and senior developers to refine the definition and designs for significant system components ready for implementation. Embracing AI tooling across the full software development lifecycle, from design and coding through to testing and deployment, focusing your time on the harder design problems, and getting the product right. … Working within an agile methodology, delivering value in short, iterative cycles. What we're looking for Demonstrable experience building horizontally scalable, mission-critical enterprise software and services Experience with hybrid architectures and developing for cloud IaaS and PaaS environments. Practical experience using AI coding companions and embedding AI tooling ...

Senior Software Engineer - Desktop Apps (C#/.NET)

Location
Belfast City District, Northern Ireland, United Kingdom
Oxford Instruments Andor is seeking a Senior Software Engineer- Software Applications to design, develop and support customer-facing Windows desktop applications used to control experiments on scientific instrumentation. You will work primarily with C# and .NET, delivering robust software across multiple products and collaborating with cross-functional ...

Software Engineer

Location
Belfast, Northern Ireland, United Kingdom
looking for a talented Software Engineer to join some of the industry’s brightest minds dedicated to developing integrated hardware and software cybersecurity, data sharing and communication solutions. You will work within our growing Engineering Team, which is responsible for developing, implementing, and testing unique cryptographic protocols … vast range of advanced technologies across connected and autonomous vehicles, remotely piloted air systems, and drones. With the help and support of our software and firmware teams, the opportunities for you are endless! What you will do: Work with the software/firmware teams to develop ...

Software Engineer

Location
Belfast City, Northern Ireland, United Kingdom
Opportunity We’re looking for a Software Engineer to join our team and help us build the future of tokenization at Ctrl Alt. As a full‐stack engineer you’ll be working within small feature teams to deliver solutions to real problems that make it into the hands … partners to access and place orders our platform Take a loosely defined problem through to a valid, technically sound, thoroughly documented, tested, and implemented software solution Collaborate with team members and other engineers across the company Advocate best coding practices to raise the bar for you, your team ...

Low Code Developer

Location
Belfast City District, Northern Ireland, United Kingdom
Role We want experienced Software Engineers who get excited about new technologies, and are self-motivated to learn new skills. As part of our Agile teams, we will provide you with the training and the exposure to get you rapidly up to speed with Pega – our enterprise workflow automation … your attitude we are really after. Essential 5+ years of IT experience with n-tier, database, networking or client server design/development Software development or scripting experience in any technology/language Knowledge and experience of DevOps as part of Agile software development Excellent written and verbal ...

Technical Lead / Principal Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Technical Lead/Principal Software Engineer - Full Stack & AI Belfast | Hybrid | Up to £67,000 + annual bonus MCS Group is delighted to be exclusively working with an established organisation to recruit a hands‐on Technical Lead for a team developing a cloud‐based software product. This opportunity … team develop effective agentic workflows. This is a technical leadership position with no direct line management responsibility. About you You’ll bring: Significant commercial software development experience, including technical leadership. Strong React skills and backend development experience with TypeScript or Python. Experience delivering cloud-based applications and working with ...

Senior Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
accessible to everyone. Primary Responsibilities End-to-End Development: Build, maintain, and scale both frontend and backend components of our core web platform. Frontend Engineering: Develop our React-based admin portal, used by enterprises to manage and visualize mobile telemetry data across large device fleets. Backend Engineering: Design ...