1 to 25 of 57 Software Engineer Jobs in County Antrim

Senior Software Engineer- Software Applications Date: 22 Sept 2026 Location: Belfast, GB Job Function: Technical Senior Software Engineer- Software Applications At Oxford Instruments Andor we are devoted to accelerating the greatest scientific advancements of our age. It matters to us that the products … industrial communities. We are a market leading organisation with a diverse and inclusive environment. Following an internal promotion we are hiring for a Senior Software Engineer- Software Applicationswill work in the Software team as part of the wider Engineering & Technology Department. As a Senior Software ...

finish times. Where possible, we support a working pattern that suits your lifestyle and helps you reach your ambitions. Job Advertisement: Real-time Embedded Software Engineer Are you ready to innovate and make a significant impact in the field of real-time embedded software development? Thales … seeking enthusiastic and dedicated Software Engineers to join our team and contribute to cutting-edge multi-discipline programmes. If you possess the skills and passion for software engineering, we want to hear from you! Overview of Thales Integrated Airspace Surveillance (IAS): Thales IAS provides advanced surveillance solutions designed ...

Software Engineer -Belfast | Hybrid | Permanent MCS Group is working with a growing technology company in Belfast that is looking to add 2 Software Engineers to its growing development team. This is a great opportunity for a software engineer with around 1-3 years of commercial … cloud technologies and avail of the support of some brilliant leaders in their field along with some of NI's best and most experienced software engineers. The Role You’ll join an established engineering team building and improving software used by enterprise customers. The role will be primarily ...

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 … 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 ...

Senior Software Engineer, Full Stack, Java Belfast, Northern Ireland, United Kingdom Join TRG Screen: Building World-Class Teams. One Expert at a Time. Are you ready to be part of a dynamic team at the forefront of subscription spend management innovation? At TRG Screen, we're not just … enabled businesses who rely on market data to monitor and strategically manage spending and usage of data and information services, including market data, research, software licenses, consulting and other necessary corporate expenses. TRG Screen solutions give decisionmakers full transparency into subscription spend and usage, enabling them to proactively manage ...

## Senior Software Engineer (Back-End)Applylocations: Belfasttime type: Full timeposted on: Posted 3 Days Agojob requisition id: R5500The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity … achieve our vision of being the world’s most trusted, innovative, liquidity and data solutions specialist.**Role Overview**As a Senior Software Engineer at TP ICAP, you will play a key role in delivering business-critical software solutions supporting the internal broking division and its external client ...

Senior Software Engineer, Full Stack (C# (.NET)) Belfast, Northern Ireland, United Kingdom Join TRG Screen: Building World-Class Teams. One Expert at a Time. Are you ready to be part of a dynamic team at the forefront of subscription spend management innovation? At TRG Screen … enabled businesses who rely on market data to monitor and strategically manage spending and usage of data and information services, including market data, research, software licenses, consulting and other necessary corporate expenses. TRG Screen solutions give decisionmakers full transparency into subscription spend and usage, enabling them to proactively manage ...

seeking a platform-minded software engineer to build and own the developer-facing tools that sit at the heart of how engineers integrate with Cloudsmith. About Cloudsmith Cloudsmith is building the operating system for the modern software supply chain. We run a global, fully managed, multi-tenant … SaaS platform that helps organizations, from startups to Fortune 500 companies, secure, govern, and distribute software artifacts at scale. Worldwide, our customers use Cloudsmith as a critical infrastructure control plane for CI/CD, developer workflows, security controls, compliance, and software distribution, supporting 30+ formats and ecosystems across ...

Senior Software Engineer | Belfast | Up to £80,000 Hybrid - two days per week in the Belfast office Interested in what you can build, wherever the technology takes you? MCS Group is working exclusively with a growing product company to recruit a Senior Software Engineer … companies. We've helped build its Belfast team over the past 18 months, and they're growing again. This opportunity would suit a curious engineer who enjoys solving problems, exploring new technologies and taking ownership. You'll join a team that embraces AI and values the ability to learn ...

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 … 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 ...

achieve our vision of being the world’s most trusted, innovative, liquidity and data solutions specialist. Role Overview As a Senior Software Engineer at TP ICAP, you will play a key role in delivering business-critical software solutions supporting the internal broking division and its external client … base. You will operate within an Agile, cross-functional environment, contributing across the full software development lifecycle—from design through to implementation and post-release support. The role emphasises engineering excellence, continuous improvement, and scalable delivery, with a strong focus on automation, continuous integration, and deployment. Role Responsibilities Collaborate ...

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 ...

## Senior Software Engineer (Full Stack)Apply: UK - City Quays 3 - Belfast: Full time: Posted Today: R5298**Group Overview**The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity … Platform based on the latest technology and architecture. You will be working alongside AWS and learning from the best. As a Senior Engineer you will be responsible for demonstrating excellent technical competencies with a desire to improve and mentor junior members of the team. You will take responsibility ...

Senior 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 our network. We do business in 180+ countries operating at a scale ...

## Software Engineer - Senior Consultant II - (Hybrid)Apply: Hybrid: Belfast 10 Mays Meadow: Der-Derry/Londonderry: Full time: Posted Today: End Date: October 24, 2026 (7 days left to apply): R35534At Allstate, great things happen when our people work together to protect families and their belongings from … 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, and operate software products that power critical ...

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 ...

Title: Senior Software Engineer Department: Engineering Reports To: Team Lead Working Pattern: Hybrid – minimum 2 day per week in Belfast office Location: Belfast, Northern Ireland (Role is NI based. Candidate must have right to live and work in UK) Salary: Negotiable Company background: Congruity360 is headquartered in Boston … needs and challenges. The successful candidate will be actively involved in driving technical decisions within the team, with a desire to produce high quality software to provide a superior client experience. Education requirements: A University degree (or equivalent) in Computer Science, Mathematics, Physics, or related field Experience: 5+ years ...

ICAP Group is seeking a Senior Software Engineer in Belfast to deliver business-critical software for the broking division. You will design, implement and support scalable, real-time systems in a cross-functional, Agile setting, with strong emphasis on automation and CI/CD. You will mentor ...

Citigroup Inc. is 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 ...

Citi is 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 ...

best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact The Role We're looking for a Sr. Software Engineer to join our team and help build, scale, and maintain the systems powering our platform. You'll work across a large, complex micro … work when the team needs it — tech debt, infra-migrations Continuously look for ways to innovate and improve how the team builds and operates software What You Bring to the Team Proven software engineering experience with a level of seniority Proficiency in Java, Go, and Python Strong debugging ...

Harrington Starr invites applications for a Software Engineer in Belfast to join a leading global fintech software company. You will contribute to modernising systems, with strong Java backend and AI-focused initiatives, while engaging with front-end and back-end teams in a hybrid setup. The role ...

role is fully remote, offering you flexibility to work from anywhere within NI. Your new role In this role, you’ll join as a Software Engineer II on the ‘In-Store’ team, which is part of the wider ‘Order’ engineering group. The ‘In-Store’ squad is focused … specific responsibilities determined by your assigned team and area of expertise. What will set you up for success Bachelor’s Degree in Computer Science, Software Engineering or equivalent practical experience. 2+ years of experience in software engineering post graduation. Good experience in the .Net and C# ecosystem. Working ...

Proofpoint is seeking a Senior Software Engineer to join the XFI team within the Cloud Integration Group. You’ll help integrate threat defence software with major email platforms, scale services, and advance with Microsoft and Google integrations. You’ll work in a fast-paced, security‐conscious environment ...

technology company in Northern Ireland is seeking a Software Engineer with 2-4 years of experience in software development. You will collaborate with firmware teams to develop advanced security solutions, create specifications, and ensure functionality through testing. A degree in engineering or computer science is required, along ...