26 to 50 of 57 Software Engineering Jobs in Belfast

SII Group delivers Digital Services, IT, Engineering, and Consulting to diverse industries, enabling digital transformation through our commitment to Growth, People, and CSR. With over 16,000 professionals across 21 countries, we're recognised as a "Great Place to Work" for fostering a high-trust culture. Our core values … as a committed partner. Since 2016, SII UK has supported top Aerospace & Defence, Aviation, Transportation, and Finance clients, empowering digital transformation with industry-leading engineering expertise. Let's Tech Together is our promise to encourage innovation and teamwork. We support our engineers with development opportunities and a collaborative, inclusive … environment where every voice is valued and empowered. 'sTechTogether THE OPPORTUNITY We are seeking a highly skilled Software Engineer to provide support in the development of embedded software for cutting-edge defence applications. This role is ideal for professionals with expertise in C and C++, who have experience More ❯

the annual Inc. 5000 list of fastest-growing American companies since 2008. We are looking for an experienced Product Security Engineer to partner with engineering teams and proactively identify, assess, and remediate security risks across our product portfolio. This role will focus on secure development practices, vulnerability management, threat … candidate is a pragmatic problem solver with strong technical expertise in application security, cloud security, and DevSecOps. You will work closely with product owners, software engineers, and platform teams to implement security controls that balance risk with business objectives. How will you contribute? Secure SDLC Integration: Embed security within … the software development lifecycle, ensuring security is considered at every phase-from design to deployment. Threat Modeling & Security Design Reviews: Conduct structured threat modelling and security assessments for new features, architectures, and services. Vulnerability Management & Remediation: Work closely with engineering teams to identify and remediate vulnerabilities from SAST More ❯

Role) Location: Belfast, hybrid (3 days a week) Type: Full-time, Entry-level Start Date: ASAP Are you a recent graduate or early-career software engineer with a passion for artificial intelligence, machine learning, and data science? Do you dream of building AI features that impact real users? Are … Take ownership of the AI/ML aspects of our product - from prototyping models to deploying them in production. Collaborate closely with our product, engineering, and design teams to identify where AI can drive the most impact. Build, fine-tune, and evaluate machine learning models tailored to real-world … moving world of AI. Help shape our long-term AI roadmap and strategy. Who you are You recently completed a degree in Computer Science, Software Engineering, Machine Learning, Data Science, AI, or a related field. You've worked with ML frameworks like TensorFlow, PyTorch, Scikit-learn, or similar More ❯

Senior Software Developer - .NET - 4 Day Week - Belfast or Newry Search 5.0 is proud to be partnered with a Northern Irish success story that's growing their technology team and want to connect with Senior Software Engineers that have a proficiency in .NET development. You will be involved … greenfield projects including the re-development of a customer mobile app, AI related projects for internal reporting and metrics and integration work for external software being brought in house. The Role Software Maintenance & Development : Maintain and enhance in-house admin systems, business portals, and websites; oversee software … QWC (Quality Work Checks) as required. Stakeholder Collaboration & Training : Provide programming services to stakeholders, liaise effectively with internal/external parties, train users on software applications, and ensure proper documentation is maintained. Skills Profile .NET Development Expertise : Proficient in C#/VB.NET with experience in ASP.NET, Razor, Blazor, Xamarin More ❯

Senior Backend Software Engineer Up to £70,000 + 15% Bonus + Stock Options Join a fast-growing tech company that's reimagining how modern marketplaces are built. We're looking for a hands-on Senior Backend Engineer to help evolve a highly scalable platform powered by microservices and … and fellow engineers to take features from concept to delivery. Own your outcomes—write clean, reliable code that solves real-world problems. Help shape engineering practices and mentor junior developers. Collaborate with a remote-first, high-performing team across time zones. Tech Stack: Kotlin, Java (or other JVM), Spring More ❯

Senior Software Developer – Belfast – Hybrid Working Search 5.0 is proud to be partnered with a market leading SaaS business that is focused on the energy, construction, and technology sectors. Their platform connects skilled workers with companies needing their expertise, streamlining the process of finding, onboarding, and managing talent. They … the critical services and domains that form the backbone of our platform, directly impacting our product's capabilities. Work collaboratively across Product, Design, and Engineering to move ideas from initial stages to successful deployment, ensuring both speed of delivery and the development of reliable, scalable systems. Drive positive evolution … within our engineering culture by identifying and implementing improvements to our processes, enhancing collaboration, and proactively contributing to a better working environment. Provide mentorship and support to other engineers, leveraging your expertise to encourage their development and strengthen the team's overall skillset. Skills Profile Strong command of JVM More ❯

initial design and development to deployment, monitoring, and maintenance in the production environment. Contribute to technical and architectural decisions, ensuring optimal solutions for complex engineering challenges. Conduct design and code reviews to maintain high-quality code standards. Analyze and enhance the efficiency, scalability, and stability of various backend system … think creatively, dream big, and utilize your full range of skills. Opportunity to contribute significantly to our clients record growth. Join our clients Backend Engineering team and be part of solving new challenges, improving existing solutions, and shaping the future of cloud security. If you think you'd be … WhatsApp. Phil has proudly worked in the Tech recruitment industry for over 20 years, successfully delivering on challenging IT recruitment campaigns in global IT software companies in the US, UK, and Ireland. If you would like a discussion on how we can support your career or hiring needs, please More ❯

As a Software Engineer II in the Platform Delivery Automation & Governance team, you'll be responsible for standardisation through automation and engineering excellence to evolve the Security posture across the Rapid7 platform. You will be helping build and improve security practices within SSDLC and the Rapid7 Domain, keeping … You have a desire to create well-architected solutions with an emphasis on collaboration, communication, and growth. In this role, you will: Collaborate with engineering teams to level-up security across our platform - from design to deployment to operations, monitoring, upgrade, and maintenance. Engage with our Information Security teams … protect our customers' data and our platform. Automate infrastructure through Terraform, Jenkins, Ansible, and Docker/Kubernetes. Utilize a wide range of skills across software development, networking, Linux sysadmin, configuration management, clustered datastores, cloud services, and deployment technologies. Deliver on projects - managing the technical details, organizing and planning infrastructural More ❯

expert in DevOps and cloud architecture. Champion full automation across deployment pipelines and drive adoption of best practices across development teams. Collaborate closely with software engineers, product teams, and security to ensure robust, secure, and high-performing releases. Key Responsibilities Build and maintain reusable, automated CI/CD pipelines … system and operational processes. Promote a DevOps-first mindset across agile product teams. About You 5+ years' experience in a dedicated DevOps or cloud engineering role. Strong experience with CI/CD tooling, infrastructure automation, and cloud services (AWS, Azure, GCP). Proficient in Terraform, Ansible, Python (or similar More ❯

Senior Software 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 … on work-life balance Working with a fun, highly-motivated team where there's never a dull moment Technical Skills 4+ years Post Grad Engineering experience Ability/want to work with various technologies across multiple projects Some of these – Java, .NET, React, Angular, Node.js, AWS Proven experience of More ❯

at the leading edge of technology. Our clients choose Instil because we are seen as a cut above. We are looking for a Principal Software Engineer to join our growing business and play a pivotal role in leading the development of next-generation products that shift the dial for … to a team culture that values quality, robustness, and knowledge sharing. Need to have: A minimum of 8 years post-graduate experience in the software industry. Expertise in Java, Kotlin, Typescript, or C#. Expertise in React or Angular. Experience developing cloud-native solutions and modern frontend applications. Experience developing … in a development team. Exceptional understanding of coding principles, from functional to OO, clean coding to testing, etc. Excellent understanding of emerging technologies and engineering best practices. Excellent communication skills, written and verbal. Great interpersonal skills and ability to work as part of a team. Right to work in More ❯

looking for a Java Engineer with strong experience in either Google Cloud Platform (GCP) or Amazon Web Services (AWS) to join their high-performing engineering team. You’ll be developing robust, distributed systems and contributing to cloud infrastructure in a product-focused environment. Key Responsibilities: Design, develop, and deploy … Familiarity with Kubernetes and cloud security best practices. Why Join? Work with modern cloud technologies on real-world, user-facing products. Join a collaborative, engineering-led environment that values clean code and scalable design. Competitive compensation, flexible work arrangements, and career progression opportunities. If you have any further questions More ❯

Software Engineer in Test III (SET III) page is loaded Software Engineer in Test III (SET III) Apply locations Belfast - Millennium House time type Full time posted on Posted Yesterday job requisition id 32339 CME Group is seeking an experienced Software Engineer in Test (SET) to join … other comparable object-oriented languages Strong SQL skills (Oracle/PostGreSQL) Familiarity with testing REST API's and API testing frameworks Experience of modern software development practices, incl tooling such as GIT Experience of modern continuous delivery pipelines, implemented with e.g., Jenkins, Argo, XLR Nice to have: Experience with More ❯

As a Software Engineer, you will be part of our VPC & Domestic Processing team in Payment Processing to help design, enhance and build our transactional processing system in an agile development environment. You will work with colleagues who will support and challenge you daily. You will be part of … to work on a highly scalable system which processes around 400+ tps 24/7. Some of Your Key Responsibilities Essential Functions As a Software Engineer you will help design, enhance, and build next generation fraud detection platforms in an agile development environment. You will play part of multiple … in business terms. Effectively communicate status, issues, and risks in a precise and timely manner. Design and execute test plans, scenarios and scripts. Document software defects, using a bug tracking system, and report defects. This is a hybrid position. Hybrid employees can alternate time between both home and office. More ❯

Founded in 2005, Bazaarvoice is headquartered in Austin, Texas with offices in North America, Europe, Asia and Australia. Bazaarvoice is looking for a passionate Software Engineer to join us in building the future of Influenster. As part of the C&C Influenster team, you'll build and evolve the … of other smart, passionate people on interesting products and cutting edge technology challenges, keep reading. Responsibilities Collaborate with Product Managers, Product Designers and other Software Engineers to deliver new functionality and iterative improvements to customer-facing products and internal tools. Implement efficient, scalable and reusable services and APIs using … resolve scalability and performance issues. Profile and improve large-scale database access patterns. Focus on application performance and monitoring. Participate in the on-call engineering rotation. Essential Criteria Demonstrated experience building using large-scale backend services and APIs. Detailed knowledge and working experience of JavaScript and Node.js. High attention More ❯

The Staff Software Engineer on the Vulnerability Coverage team will help set technical direction for delivering accurate vulnerability detections to our customers in a timely manner. They will serve as an expert and owner for a portion of the overall coverage portfolio, participate in architectural discussions and successfully deliver … In addition to hands-on development, they will work closely with the product management team, mentor engineers and contribute to roadmap planning. The Staff Software Engineer's role is responsible for providing technical leadership and does not have people-management responsibilities. About the Team The Vulnerability Coverage team is … possible. As a result, the team maintains extremely high standards for quality and accuracy of the coverage they deliver. About the Role The Staff Software Engineer on the Vulnerability Coverage team will help set technical direction for delivering accurate vulnerability coverage to our customers in a timely manner. They More ❯

on work-life balance Working with a fun, highly-motivated team where there's never a dull moment Technical Skills 3+ years Post Grad Engineering experience Ability/want to work with various technologies across multiple projects Some of these – React, Angular, AWS, Java, C#, .NET Proven experience of More ❯

latency pre-trade credit component we deliver a performant, cost effective solution to your eFX needs. Role Lucera Financial Infrastructures is hiring a Java Software Engineer for our Belfast office to work on our core infrastructure as a service platform, used by some of the top names in financial More ❯

As a Software Engineer I, you'll get the opportunity to be a hands-on engineer, learning best practice engineering processes and approaches whilst receiving ongoing development through coaching, mentoring and pairing with other engineers on your team. From problem-solving to challenging old ways of thinking, you … unleash your full potential and creativity whilst working with cutting edge technologies in a dynamic and collaborative team. About the Team Our Product and Engineering team works with our award-winning products to help us create a single experience to help customers assess risk, detect threats and automate their … believe it's our responsibility to show up every day and give our best for our customers and the entire security community. Our global engineering teams are at the centre of this mission and are dedicated to building a complete suite of industry-leading products which provide a cohesive More ❯

Magnify is the next-generation automation platform for the post-sales experience we grow revenue and reduce churn for software companies without adding headcount. Magnify identifies and orchestrates the next-best-step for software companies' users across all their digital customers, growing the 90% of revenue that comes … experience to drive adoption, retention, and expansion for our customers. The opportunity is massive and untapped by current solutions. Magnify's customers are enterprise software companies, usually used by the Chief Customer Officers and their organizations and/or the Growth Marketing teams. Magnify is a fast-moving startup … issues. Ensuring that all products meet the highest standards of performance and functionality before release. Managing release processes and working with the VP of Engineering to define and execute strategic initiatives to ensure product quality and reliability. This is a contract role with the potential to convert to full More ❯

Summary Yelp engineering culture is driven by our values : we're a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support from managers, mentors, and teams. At the … backend engineers on the team to build efficient systems for Search Annotations, Recall, and LLM-backed search experiences in general. Team up with other engineering groups, such as Ads and Market Engineering, to build cohesive backend systems that support our shared visions. Contribute to our next gen, smarter More ❯

synthetic environments to provide visualisations, demonstrations, verification & validation as well as training capability and support. What we're looking for from you: A Lead Software Engineer who is adaptable and creative in their approach to lead a small software development team and advance the technical development of our … synthetic environments/simulation components for one of MBDA's weapon systems. A strong background in software (C# and C++), and its realisation and system wide impact, with a robust approach to problem solving. You will have an open approach to software development, as the software you … develop can be used across multiple products and projects so strong communication skills are essential. Exposure to real-time software development and simulation standards (DIS and HLA) would be advantageous however it is not crucial. This role will offer you the opportunity to: Grow your skills and abilities, whilst More ❯

platforms, and containerised environments. Nice to Have: Experience with SingleStore , Sybase , DB2 . Background in investment banking or financial services. Join a high-calibre engineering team solving complex trading challenges with modern, scalable tech. More ❯

and expertise around data quality, systems thinking and cutting through the noise to deliver great experiences to customers. About the Role As a Staff Software Engineer in our team, you'll be part of the Coverage & Analysis pillar, working on our most valuable part of the product. Our customers … our customers can focus on remediation of the risk they face. Outside of your team, you'll contribute to the wider InsightCloudSec architecture and engineering direction, and also to the broader Rapid7 engineering community. In this role, you will: Lead in all aspects of our engineering as More ❯

Our client is hiring a talented Software Engineer to join their team. The successful candidate will have expertise in Nodejs and React and will be responsible for developing and maintaining high-performance, scalable, and secure software solutions. Key Responsibilities: Collaborate with cross-functional teams to design, develop and … maintain software applications Write clean, maintainable, and testable code using NodeJS, React and NextJS Identify and address performance bottlenecks, security issues, and scalability challenges Participate in code reviews, troubleshooting, and debugging Continuously improve the software development process and practices Skills and Qualifications: At least 5 years of experience … in software development using Nodejs, front end with React would be desirable Experience with cloud platforms, such as AWS and Azure Benefits: Competitive salary Bonus Health, Dental, and Optical Flexible holiday allowance Training allowance This role be hybrid in Belfast, at least 2 days a week in the office. More ❯