76 to 100 of 136 Software Engineering Jobs in County Antrim

Lead Business Analyst in Markets Treasury Technology

Location
Belfast City District, Northern Ireland, United Kingdom
intraday liquidity solution for our business. The role will be interface between business stakeholders and the Development team covering all phases of the software development lifecycle from requirement gathering to production rollout. What you'll do Work with Business, OPS and Tech teams to drive towards a common solution … from cashflow perspective Extensive knowledge of data analysis tools e.g. python, excel etc Awareness of industry trends and technology landscapes Good understanding of modern software engineering practices and technologies Excellent communication and complex problem-solving skills What we can offer you We work hard to have a positive ...

Java/Kotlin Engineer - Hybrid, Global Finance Impact

Location
Belfast City District, Northern Ireland, United Kingdom
Citi Technology in the UK is seeking an experienced software engineer to join the Prime Brokerage team. You will own core components, mentor an agile group, and push quality through SDLC and DevOps practices while shaping system architecture. The role offers hybrid work with up to 2 days ...

Senior Go Microservices Engineer — Remote-First Backend

Location
Belfast City District, Northern Ireland, United Kingdom
DailyPay, a leader in on‐demand pay, is seeking a Senior Software Engineer to join a high‐impact team. You will help improve how services are deployed and accessed, move data efficiently across our platform, and drive automation to support future scale. The role focuses on building robust ...

Senior SDET — Government & Public Sector

Location
Belfast City District, Northern Ireland, United Kingdom
Deloitte is seeking a Software Development Engineer in Test (SDET) in Belfast. You will design, build and maintain automation, tooling and test infrastructure to ensure secure, resilient software for national-scale programmes. Collaborate with cross-functional teams to drive quality from design through production. You will apply software engineering principles, automate tests across API, UI and integration layers, and contribute to internal tooling while growing your technical craft in a hybrid #J-18808-Ljbffr ...

Senior Front-End Engineer (React) – Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
will build, test, and maintain web applications using React on the frontend and Java on the backend, collaborating with experienced developers to grow your software engineering skills in a team-centric environment. You will contribute to code reviews, testing, and delivery of features, with mentorship and opportunities ...

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 ...

Senior Software Engineer (Java Or Python) - VP

Location
Belfast City District, Northern Ireland, United Kingdom
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 few can match. … Experience designing and delivering scalable, cloud‐native applications Exposure to Gen‐AI concepts including: Large Language Models (LLMs) and transformer‐based systems Prompt engineering and basic agent workflows Vector search and retrieval concepts Familiarity with Gen‐AI frameworks/tools such as LangChain, LangGraph, MLflow, or workflow orchestration tools ...

Senior Staff Software Engineer

Location
Belfast, Northern Ireland, United Kingdom
products, while Insights provides analytical dashboards and data visualizations to help clients understand trends and patterns in their data. Staff Engineers at Bazaarvoice lead software initiatives from conception to delivery, while driving engineering best practices and helping mentor talent. Who you are: BSc in Computer Science or equivalent ...

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 Java Engineer - Fixed Income Trade Processing

Location
Belfast City District, Northern Ireland, United Kingdom
Citi in Belfast, UK is hiring a Senior Software Engineer (Java) for the Global Fixed Income Trade Processing team. You will design and develop large, distributed systems to capture and process high volumes of SFT trades, operating in a hybrid model with occasional remote work. You will lead architectural ...

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 Low-Latency Java Engineer for Global Trading

Location
Belfast City District, Northern Ireland, United Kingdom
Citi's Equities Technology organization is seeking a Senior Software Engineer to join the Equities Electronic-Execution (Electronic Trading) team. The role involves the design, development and delivery of Citi's next-generation low-latency execution platform, including Algorithmic Trading, Smart Order Routing, Dark Pool and High-throughput market ...

Senior Ultra-Low Latency Risk Engine Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
Citigroup Inc. in the United Kingdom is hiring a Senior Software Engineer to build and maintain an ultra low-latency risk engine for cash equities trading. You will own latency-sensitive components in the risk path, drive architecture decisions, and collaborate with global teams across APAC/EMEA/ ...

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 ...

Sales Development Representative

Location
Belfast, Northern Ireland, United Kingdom
Environment, and effectively and safely manage data. Our bioinformatic cloud product is sold on a licence fee basis, along with accompanying data science and software engineering professional services. Our clients and partners already include some of the biggest names around, and we’re now looking to appoint ...

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 ...

GenAI-Driven Senior Software Engineer (Java/Python)

Location
Belfast City District, Northern Ireland, United Kingdom
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 ...

Senior Software Engineer: AI-Driven Finance, Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
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, and AI integration. ...

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 ...

Software Engineer (.net)

Location
Belfast City District, Northern Ireland, United Kingdom
Software Developer (.NET) Belfast | Hybrid £45,000-£55,000 Are you a C#/.NET Developer who enjoys solving complex integration challenges and having genuine ownership of your work? We're working with an established Belfast software business that is adding a Backend Software Developer … small, dedicated engineering team. You'll initially help deliver a major systems integration for a large international customer before moving onto the continued development of a wider business-critical platform. This isn't a role where you'll simply be handed tickets. You'll work closely with the customer ...

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 Engineer II

Location
Belfast City District, Northern Ireland, United Kingdom
results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact. The Role We are looking for a Software Engineer II to join one of our Adaptive Email Data Loss Prevention (AEDLP) teams. The team owns Proofpoint’s Microsoft 365 add-in (currently … Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams. Equal Opportunity Employer Proofpoint is an equal opportunity employer, we hire without consideration to race, religion ...

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 ...

Senior Software Engineer - Real-Time .NET & Cloud

Location
Belfast City District, Northern Ireland, United Kingdom
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 juniors … drive engineering excellence across the team. You will work on distributed services, relational databases, and WPF applications, leveraging AWS and AI-enabled tools to improve productivity while #J-18808-Ljbffr ...