26 to 50 of 86 Computer Science Jobs in Belfast

Java & Serverless API Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
intelligent capabilities integration Excellent communication skills with ability to explain technical concepts clearly Collaborative mindset for fast-paced, innovative environments Bachelor's degree in Computer Science, Engineering, or STEM (or comparable experience) Applicants must be located in Northern Ireland and hold the relevant right to work status. ...

Senior Quality Engineer

Location
Belfast, Northern Ireland, United Kingdom
regular, transparent updates on test execution status delivered to leadership and project stakeholders. What will set you up for success Bachelor's Degree in Computer Science, Software Engineering, Information Systems or equivalent practical experience. 5+ years of hands‐on experience in Quality Engineering, Test Automation Development, or Software ...

IT Development Manager / Lead (Platform)

Location
Belfast, Northern Ireland, United Kingdom
develop team members at varying skill levels. Understanding of secure coding, data protection and compliance requirements. Qualifications (Desirable but not essential) Degree in Computer Science, Software Engineering or related discipline. Microsoft development or cloud certifications (e.g., Azure Developer/Administrator). Leadership or management training certifications. This ...

Devops Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
automation standards. Collaboration: Collaborate with development, TechOps, and infrastructure teams to streamline how work moves from code to production. Qualifications Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience). 3+ years experience as a developer (Python, Java, shell, etc.). Hands ...

Security Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
fast-paced, high-ownership startup environment. Curiosity, problem-solving mindset, and a genuine personal interest in security beyond the day job. B.Sc. in Computer Science/Information Security, an advantage. #J-18808-Ljbffr ...

Solutions Architect

Location
Belfast City District, Northern Ireland, United Kingdom
functional requirements, performance at scale, reliability, security, observability, and compliance. Hold a Bachelor's or Master's degree or equivalent, preferably in Computer Science, Engineering, or a STEM subject. Comparable commercial experience will also be considered Applicants must be located in Northern Ireland and hold the relevant right ...

Application Support Engineer | Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
newer engineers on the team Create and maintain runbooks, troubleshooting guides, and knowledge base articles Education and/or Experience Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience 3+ years of experience in application support, preferably in a financial services ...

Sr. Escalation Engineer - Client Services

Hiring Organisation
Thales
Location
City, Belfast, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
prevention Contribution to KBs, tooling, automation, and process improvements Strong understanding of enterprise customer environments and deployment patterns Educational Requirements Bachelor's degree in computer science/engineering or technical field or equivalent experience. Professional Attributes Demonstrates the Thales Values: Focus on Customers Perform through teaming Innovate, decide ...

Sr InfoSec Analyst

Location
Belfast City District, Northern Ireland, United Kingdom
United Kingdom - this job is based in Belfast, Northern Ireland. Bachelor’s degree in a related field (Security, Forensics, Cyber Security, or Computer Science is preferred) or equivalent industry related experience. At least 5 years' experience working within an information security/cyber security role. Desirable | Proven experience ...

Senior Software Engineer

Location
Belfast, Northern Ireland, United Kingdom
Qualifications Minimum of 3 years’ experience within a Senior Software Developer role Minimum of 5 years post graduate experience within Software Development Degree in computer science of a related discipline Strong experience in .NET (C#, .NET Core) and SQL Server. Proficiency in Azure cloud services (Azure App Services ...

Frontend Quality Assurance Specialist

Location
Belfast City District, Northern Ireland, United Kingdom
platform performance, data integrity and security compliance to meet the demands of a regulated exchange What You’ll Need Essential: Bachelor’s degree in Computer Science, Software Engineering or a related discipline 3+ years experience in a QA or software testing role, ideally within financial services Experience with ...

Global Sales & Marketing Business Analyst

Location
Belfast City District, Northern Ireland, United Kingdom
aligns with business needs, data governance, and usability standards Provide training and ongoing support to business users Skills and Certifications Bachelor’s degree in Computer Science, Information Systems, Business, or related field 5+ years of hands-on experience with Salesforce in enterprise environments (Sales, Service, Marketing, and Community ...

Sr. Software Engineer (Java, Go)

Location
Belfast City District, Northern Ireland, United Kingdom
starter mentality — willing to challenge yourself, take initiative, and step up wherever the team needs help, including on less glamorous work BSc Degree in Computer Science or a related field (or equivalent practical experience) Why Proofpoint? At Proofpoint, we believe that an exceptional career experience includes a comprehensive ...

Staff Data Engineer

Location
Belfast, Northern Ireland, United Kingdom
work on cutting‐edge technology and contribute to shaping the future of data‐driven decision making within our organization. Who you are BSc in Computer Science or related discipline. 7+ years experience designing and building robust, scalable, distributed data systems and pipelines, using open source and public cloud ...

Java Developer (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
Experience in SBE Experience with JNI is a plus Ability to work with distributed teams across multiple time zones Education: Bachelor's degree in Computer Science, Engineering, Information Technology or similar discipline What we’ll provide you By joining Citi, you will not only be part ...

Digital transformation Programme manager - Exclusive to Vanrath

Location
Belfast City District, Northern Ireland, United Kingdom
objectives into practical delivery plans . Experience of leading organisational change or transformation projects . Relevant degree in Information Systems, Business Management, Project Management, Computer Science or a related discipline . Project management qualifications such as PRINCE2, MSP or Agile Project Management would be desirable. Results-driven, proactive ...

Low Code Developer

Location
Belfast City District, Northern Ireland, United Kingdom
software development Excellent written and verbal communication skills Solid fundamentals in Object Oriented concepts Bachelor’s or Masters degree, preferably in a Software Development, Computer Science, Engineering, or STEM subject. Comparable commercial experience may also be considered Desirable 3+ years as a developer or engineer in any technology ...

Security Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
call rotation (infrequent escalations; availability required for nights, weekends, or holidays during rotation week) Desirable/Nice to Have: Windows knowledge Sc. in Computer Science or Information Security Why Apply? Founding UK role ... genuine opportunity to shape the UK security function from the ground up Clear progression ...

Associate Software Engineer - AI Agents (Satori)

Location
Belfast City District, Northern Ireland, United Kingdom
willingness to move forward through uncertainty. Readiness to participate in on‐call rotation during times coordinated with US‐based colleagues. BSc or MSc in Computer Science or related field, or equivalent experience. Beneficial Experience Interest in AI‐driven development (e.g. Claude Code, Codex) and agentic communication protocols (e.g. ...

Senior Software Engineer (Java) - Fixed Income (AVP)

Location
Belfast City District, Northern Ireland, United Kingdom
types of work performed. Other job-related duties may be assigned as required. Knowledge/Experience: Bachelor’s degree with a relevant major (Computer Science, Information Technology, Mathematics, Engineering, or similar) Proven experience in design and development of high performance, low-latency, multi-threaded applications. Extensive hands ...

Staff Software Engineer - AI Agents (Satori)

Location
Belfast City District, Northern Ireland, United Kingdom
willingness to move forward through uncertainty. Readiness to participate in on‐call rotation during times coordinated with US‐based colleagues. BSc or MSc in Computer Science or related field, or equivalent experience. Beneficial Experience Experience with AI‐driven development (e.g. Claude Code, Codex) and agentic communication protocols (e.g. ...

Staff Full-Stack Software Engineer - Mission Control (Satori)

Location
Belfast City District, Northern Ireland, United Kingdom
generated UI (e.g. A2UI, json-render) - how interfaces should render, adapt, and stay on-brand as agents begin producing them. BSc or MSc in Computer Science or related field, or equivalent experience. Beneficial Experience Experience with AI-driven development (e.g. Claude Code, Codex) and agentic communication protocols (e.g. ...

Software Engineer - AI Agents (Satori)

Location
Belfast City District, Northern Ireland, United Kingdom
willingness to move forward through uncertainty. Readiness to participate in on-call rotation during times coordinated with US-based colleagues. BSc or MSc in Computer Science or related field, or equivalent experience. Beneficial Experience Experience with AI-driven development (e.g. Claude Code, Codex) and agentic communication protocols (e.g. ...

Project Manager - Northern Ireland

Location
Belfast City District, Northern Ireland, United Kingdom
controlling projects higher than €1M + in value. Certification in Prince II, PMI, or equivalent project management methodology. Degree level qualification, preferably in IT, Computer Science, or related field. Skills/Behavioural Competencies: Excellent verbal and written communication skills. Results focused; competitive drive and ability to work under ...

Principle Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
identifying opportunities to improve engineering productivity, software quality, and delivery outcomes through responsible use of AI technologies. Required Qualifications Bachelor's degree in Computer Science, Engineering, or equivalent practical experience. 10+ years of software engineering experience, including architecture and technical leadership responsibilities. Extensive experience designing, implementing, and operating ...