13 of 13 Senior Software Engineer Jobs in Belfast

VANRATH are partnering with a global leader in financial market infrastructure to recruit a Senior Software Engineer to join a high-performing technology team. This is a fantastic opportunity to work on business-critical platforms used by major players in the global finance market. The Role You will be a key part of an Agile, cross-functional … team, developing high-quality software for both internal users and external clients. You'll contribute across the development lifecycle, with a strong focus on continuous integration, delivery, and improvement. What You'll Do Collaborate with architects and senior engineers to design scalable solutions Take ownership of feature development and drive delivery to completion Mentor junior developers and promote … best practices (code reviews, unit testing, etc.) Partner with QA to ensure robust software quality Experiment with technologies to ensure the best fit for purpose Experience Needed Essential: Strong background in C# .NET and/or Java Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Secure coding and More ❯

VANRATH are partnering with a global leader in financial market infrastructure to recruit a Senior Software Engineer to join a high-performing technology team. This is a fantastic opportunity to work on business-critical platforms used by major players in the global finance market. The Role You will be a key part of an Agile, cross-functional … team, developing high-quality software for both internal users and external clients. You'll contribute across the development lifecycle, with a strong focus on continuous integration, delivery, and improvement. What You'll Do Collaborate with architects and senior engineers to design scalable solutions Take ownership of feature development and drive delivery to completion Mentor junior developers and promote … best practices (code reviews, unit testing, etc.) Partner with QA to ensure robust software quality Experiment with technologies to ensure the best fit for purpose Experience Needed Essential: Strong background in C# .NET Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Secure coding and API architecture knowledge Desirable More ❯

The Software Engineer role leads and participates in solving business problems by building robust, high-performance large-scale enterprise applications. You will leverage your deep technical knowledge to design and code scalable and easily maintainable solutions as well as mentor other more junior engineers as needed. You will promote a culture of technical excellence and continuous improvements within … the team. Responsibilities Develop and engineer solutions within multiple agile software delivery teams, working to collaboratively deliver sprint goals, write code, and participate in the broader Citi technical community and team-level Agile and Scrum processes. Engage in the full software development lifecycle (SDLC), including planning, development, testing, and deployment ensuring adherence to best practices in CI …/CD pipelines Foster relationships with end users and stakeholders and influence product design evolution and delivery strategies Required Qualifications Experience as a Software Engineer/Developer using Java and/or Python Clear understanding of Data Structures and Object-Oriented Principles Experience building horizontally scalable software using Cloud-native development or Container Orchestration tools such as More ❯

Senior Software Engineer Magnify brings the power of the latest AI, ML, and large-scale data architectures to transform the customer experience in software. Software Engineers at Magnify will develop microservices, machine learning services, data handling, communication and integration components that enable Magnify’s post-sales orchestration platform. This is a remarkable opportunity for someone with … encourage you to apply even if you don’t meet all of the items below. * Bachelors in Computer Science or related field. * 7+ years of experience working as a software engineer building applications in a high growth, startup environment. * Strong proficiency in web application development, including data modelling across relational and non-relational data stores, API development, asynchronous … e.g. React). * Advanced proficiency with Typescript/Javascript, Python, or an equivalent language. * Experience with cloud native environments and Amazon Web Services. * Demonstrated success leading and delivering complex software projects with limited oversight in a distributed environment. * Excellent written and verbal communication skills. * Passionate about delivering for users and collaborating with teammates. * Have a strong bias for action More ❯

Black Duck Software, Inc. helps organizations build secure, high-quality software, minimizing risks while maximizing speed and productivity. Black Duck, a recognized pioneer in application security, provides SAST, SCA, and DAST solutions that enable teams to quickly find and fix vulnerabilities and defects in proprietary code, open source components, and application behavior. With a combination of industry-leading … tools, services, and expertise, only Black Duck helps organizations maximize security and quality in DevSecOps and throughout the software development life cycle. The Static Analysis team is looking for an exceptional developer, with experience or interest in building and deploying security tools, to join the Static Analysis team at Black Duck. The job involves evolving our state of the … vulnerabilities. Additionally, you will ensure the product operates in a scalable and performant manner within a cloud-based environment. The perfect candidate will have a strong passion for improving software security and quality, a background in static analysis or compilers, and enthusiasm about programming languages. Responsibilities Design and develop code analysis software for large scale cloud deployments Make More ❯

Enso is currently on the lookout for five Senior Software Engineers to join one of our fastest growing clients who are building a new SaaS product offering. If you are a Senior-Staff level engineer and seeking a new role, get in touch! We’re working with a fast-moving company on the cutting edge of … impact, high-integrity tech with a mission that matters. Now’s your chance to get in early, shape the architecture, and lead engineering excellence across the board. 💼 The Role: Senior Full-Stack Engineer This isn't just another dev job. You'll take the lead in building scalable, resilient systems and shipping features end-to-end — from designing … engineers, setting best practices Driving architectural decisions and technical strategy Collaborating cross-functionally with product, security, and legal teams 🧠 What We’re Looking For You're not just an engineer — you're a builder , a problem-solver , and someone who sees the big picture. You thrive in fast-paced environments, make smart tradeoffs, and love building elegant solutions to More ❯

only the way we buy things, but the way we live with more useful and relevant experiences. We believe it's what makes us different from other payment providers. Senior Back End Platform Engineer at Banked We're looking for someone who shares our vision, who identifies with our desire to reinvent payments. You'll participate in the … direction of the company and products, you'll be part of a small team where everyone has a voice. As a Senior Back-End Platform Engineer at Banked you'll be building our core API products,back-end services and SDKs. You'll use Go and its ecosystem to deliver event driven, composable and distributed systems that can … for building internal products for other engineering teams within Banked as well as our merchants/partners and consumers on top of our new payment network Build services and software that's fast, resilient and and meets our challenging scale, integrity and security needs Build event based, REST based or RPC based interfaces that are consumed by engineers on More ❯

Synechron is looking for an experienced Senior Java Developer with strong hands-on experience in Java, Spring Boot, Microservices, and other modern Java application frameworks, messaging services, databases, and CI/CD pipelines is essential. This is to join an international team, on a long term (multi-year) programme of work, working with a well known financial organisation. The More ❯

X20 Senior Software Engineers Needed – Tech Start Up – Fully Remote - GO, Golang, PHP, GraphQL, GRPC, AWS, API, Microservices, Next.JS, React - Offices based in London but all roles are fully remote Areti has partnered with a rapidly growing tech-led organization who are seeking multiple Software Engineers ranging from junior to senior and looking to grow their … team by a further 20 Software Engineers this year. They are one of the most exciting START-UPS in the UK! As a Software Engineer, you will enjoy working on a variety of interesting and challenging projects and can work with various programming languages. On the other hand, if you are happy working in your niche and … the software languages you are most comfortable with then this is fine also. Culture, Fun, and self-development are words often heard in this organization so if you are a software engineer looking for a company with clear career and development opportunities then please reach out today. You will ideally have exposure to as many of these More ❯

challenges, scaling search infrastructure, and driving innovation in search relevance, we'd love to have you on board! The Search Quality team is looking for a data-oriented backend engineer to build and improve our internal systems to better support prototyping, testing, and scaling the next generation of Search with us. You'll be working closely with engineers on More ❯

working on one of our client’s most critical products. They are growing fast and are looking for a talented TypeScript Developer to help build robust, scalable, and innovative software that drives real impact. The Role As a TypeScript Developer, you'll join our agile product development team and play a key role in delivering high-quality code and … collaborating with designers, backend engineers, and product managers. You'll work across the full software development lifecycle—from architecture and design to testing and deployment. What You’ll Do Develop and maintain backend applications using TypeScript Write clean, maintainable, and well-tested code Collaborate with cross-functional teams to define, design, and produce new features Optimise performance Contribute to More ❯

Senior C++ Software Engineer Global FinTech Remote (NI & RoI) Permanent | Full-time Market based salary + bonus & excellent benefits package IT Search is proud to partner with a global FinTech leader expanding its UK engineering presence. We're looking for a Senior Software Engineer to join a growing team focused on building and maintaining More ❯

Senior Java Engineers needed to join a local tech success story Do you want to work for a company who have recently had unparalleled growth with no redundancies? Want to work in a small, tight knit team where everyone works together? How about working on greenfield projects daily with a team that will take you places? The Role You More ❯