26 to 50 of 60 Software Engineer Jobs in County Antrim

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 ...

world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.Citi is looking to hire a KDB+ Software Engineer into its Equities Global Data and Analytics group in Belfast , UK. This role involves designing, implementing, and deploying timeseries based software systems that offer our Equities Trading Clients with best-in-class Analytics. The engineer will be part of the Global team that captures trading, market data and computes pre-trade, at trade and post-trade analytics.Responsibilities:Drive the design and development of real-time market data and analytics ...

Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge … Fixed Income products and experience in building software systems to handle the capture and processing of high volume of such trades. In this fast paced environment you must be able to prioritize tasks, work within deadlines, taking a pragmatic and thoughtful approach, paying close attention to details. You will ...

Proofpoint is seeking 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-services architecture. This role is for someone who enjoys digging into hard problems, isn't afraid of ambiguity ...

Title: Senior Software Development Engineer in Test (SDET) Location: Belfast, Northern Ireland Work Arrangement: Hybrid Position Overview We are seeking an experienced Senior Software Development Engineer in Test (SDET) to act as a catalyst for quality across our engineering organisation. You will be a first‐class … engineer who builds & maintains our automated testing infrastructure, enabling rapid feedback cycles and the delivery of high‐quality software at speed. This is a technical leadership role: you will advocate for quality throughout the software development lifecycle, design test strategies, influence our test architecture, mentor others ...

Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications DevelopmentCompany: CitiThe Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems.This role is within the FiTP team in Belfast, United Kingdom. … successful individual will ideally have a good knowledge of Fixed Income products and experience in building software systems to handle the capture and processing of high volume of such trades.In this fast paced environment you must be able to prioritize tasks, work within deadlines, taking a pragmatic and thoughtful ...

Proofpoint is hiring a Software Engineer for our Satori AI agent platform. You will design and build components powering autonomous security operations, with fellow engineers using the platform to protect Fortune 100 customers 24/7/365. We value Python and TypeScript skills, experience with microservices … cloud deployments, and a proactive attitude to ship robust software at scale. This role requires on-site work in Belfast with some flexibility distributed across teams worldwide. #J-18808-Ljbffr ...

go. So if you’re someone looking to join a team of talented individuals. The Role: We're looking for an experienced Software Engineer to join our team in Belfast! Our mission is to make it effortless for customers to bring content to life on screens everywhere. Whether ...

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 ...

hiring a Software Engineer II for the In-Store team, focused on POS integrations and reliability within the Olo ecosystem. This fully remote role supports a Belfast NI hub and an experienced squad of 8 engineers led by an Engineering Manager. You will work with .NET/C# ...

challenges and opportunitiesAccountable for results and best in class outcomesVisionary in future focused problem-solvingExceptional in execution and impactThe Role Proofpoint is hiring a Software Engineer on Satori, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across … safety checks, telemetry, and AuthX that gate every rollout. The primitives you help shape — from prompt management to observability — influence how mission-critical agentic software ships across the company. You will partner with product tech leads to turn one-off integrations into reusable platform capabilities, and like every engineer ...

results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact. The Role Proofpoint is hiring a Software Engineer on Satori, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across … safety checks, telemetry, and AuthX that gate every rollout. The primitives you help shape — from prompt management to observability — influence how mission-critical agentic software ships across the company. You will partner with product tech leads to turn one-off integrations into reusable platform capabilities, and like every engineer ...

Proofpoint is hiring a Staff Software Engineer for its Satori enterprise AI agent platform. The role focuses on architecting scalable agent runtimes and SDKs that power Proofpoint's security operations across products and partners. You will work with product teams to ship robust, production-grade services and drive ...

results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact The Role Proofpoint is hiring a Staff Software Engineer on Satori, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across … safety checks, telemetry, and AuthX that gate every rollout. The primitives you set — from prompt management to observability — will shape how mission‐critical agentic software ships across the company. You will partner with product tech leads to turn one‐off integrations into reusable platform capabilities, and like every Staff ...

opportunitiesAccountable for results and best in class outcomesVisionary in future focused problem-solvingExceptional in execution and impactThe Role Proofpoint is hiring an Associate Software Engineer on Satori, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across … release-ready" means at Proofpoint: the eval suites, safety checks, telemetry, and AuthX that gate every rollout. You will learn how mission-critical agentic software gets built across the company, and you will be responsible for shipping code and helping operate production-grade services.This is a uniquely-challenging role ...

results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact The Role Proofpoint is hiring an Associate Software Engineer on Satori, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across … release‐ready' means at Proofpoint: the eval suites, safety checks, telemetry, and AuthX that gate every rollout. You will learn how mission‐critical agentic software gets built across the company, and you will be responsible for shipping code and helping operate production‐grade services. This is a uniquely‐challenging ...

opportunitiesAccountable for results and best in class outcomesVisionary in future focused problem-solvingExceptional in execution and impactThe RoleWe 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 ...

ScreenCloud is hiring an experienced Software Engineer in Belfast to help us deliver end-to-end features across the stack. You will work in TypeScript on Node, deploying AWS services via Pulumi, and design scalable solutions that deliver simple experiences on complex data. We value collaboration with Product ...

opportunitiesAccountable for results and best in class outcomesVisionary in future focused problem-solvingExceptional in execution and impactThe 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 … tech debt, infra-migrationsContinuously look for ways to innovate and improve how the team builds and operates softwareWhat You Bring to the TeamProven software engineering experience with a level of seniorityProficiency in Java, Go, and PythonStrong debugging and problem-solving skills — comfortable tracing issues through complex, distributed systemsExperience with ...

Wilsons Auctions is seeking a Senior Software Engineer to own and evolve Gavel, the enterprise auction platform. You will work across Node.js/NestJS backend APIs and React/Next.js front-ends, delivering reliable features and AI-assisted development workflows. Based in regional offices (Belfast, Glasgow, Newcastle ...

ScreenCloud in Belfast is seeking an experienced Software Engineer to help build and evolve our platform, delivering end-to-end features across the stack. You will work closely with Product and Customer Support to ensure solutions meet real user needs and scale with demand. We value designers ...

Citi Belfast is seeking a KDB+ Software Engineer to design and deploy timeseries analytics for Equities clients. You will work with a global team to deliver high-performance, low-latency market data systems and analytics, aligning with enterprise standards and risk controls. You will collaborate with Traders, Quants ...

Role We’re looking for experienced Senior Software Engineers who enjoy building scalable systems, working with cloud infrastructure, and delivering high-quality software in production environments. This role sits at the intersection of software engineering and cloud/platform engineering. You’ll be designing, building, and operating … modern software solutions using technologies such as Java, Python, C#/.NET and TypeScript , while working closely with cloud platforms and engineering teams to deliver reliable, production‐ready systems. It’s a strong fit for someone who takes ownership, is comfortable leading technical decisions, and enjoys improving how software ...

Instil Software Ltd is seeking experienced Senior Software Engineers to design, build, and operate scalable cloud-native solutions using Java, Python, C#/.NET and TypeScript. You’ll influence architecture, drive API design, and guide production deployments across AWS, Azure, or GCP. You’ll work with cross-functional ...