Backend engineer jobs in Belfast - Page 2Create job alerts

Do you enjoy building high-performance backend systems in Java or Go? Our client is looking for a Senior Backend Engineer to join a growing engineering team working on complex, production‑critical systems in a cloud‑first environment. Senior Backend Engineer (Java / Go). Designing and building s

They are now looking for a Software Engineer with strong PHP experience to join the team and play a key role in scaling their platform. Designing and developing high-quality backend services using PHP. Strong commercial experience in PHP.

The ideal candidate will design and build backend services in a cloud-native AWS environment, ensuring scalability and reliability. A leading technology firm in Belfast is looking for a Software Engineer to join their dynamic team.

Are you a cloud-focused backend engineer who wants to build and secure modern cloud-native platforms at scale?. My client is an emerging technology company operating in the cloud security space, building runtime-driven platforms that help organisations protect and understand their cloud infrastructu

As a back-end engineer on the project, you will work across the backend technology stack, which consists of:. A rare permanent opportunity awaits a Software Engineer (Backend) to join a Global Investment Company located in Central London, offering a package of up to £350k with Hybrid working. They

Join us at the intersection of capital markets and blockchain technology, where your contributions will help shape the future of financial infrastructure.

Ideal candidates will have over 3 years of development experience, focus on backend performance, and API design, working in a collaborative Agile environment.

A leading global consulting firm in Belfast, UK, is seeking a Python Engineer to design, develop, and maintain backend services and microservices. Candidates should have strong Python skills and experience with REST APIs and Docker.

Software Engineer - Ruby on Rails - Fully Remote NI | Remote | Full-Time At a glance Backend and portal systems on a modern payment processing platform * Building and maintaining web applications in Ruby on Rails * End-to-end ownership from requirements to release * Salary up to £50k plus bonus The

An innovative AI-driven recruitment company in the UK seeks a Software Engineer specializing in Java Backend. Candidates should hold an MSc in Computer Science and have over 3 years of software development experience, particularly in Java.

The ideal candidate has over 6 years of experience, a strong background in software architecture, and proficiency in Java with cloud experience (AWS).

A high-growth fintech platform in Northern Ireland is seeking a Lead Java Engineer to shape their next-gen backend systems. This hands-on leadership role involves designing scalable, distributed systems in Java, leading architecture decisions, and mentoring engineers. Ideal candidates will have stro

A tech recruitment firm is seeking a Mid-Level Software Engineer to join a growing team in Belfast. Candidates should have at least 3 years of software development experience, strong backend skills, and familiarity with APIs and relational databases. The role focuses on designing, building, and evol

A rare permanent opportunity awaits a Software Engineer (Backend) to join a Global Investment Company located in Central London, offering a package of up to £350k with Hybrid working. As a back-end engineer, you will work closely with other teams across the business, such as those whose data we con

Candidates should have at least 4 years of experience in backend development using languages like Java, Python, or C#, as well as hands-on experience with billing systems. A leading insurance company in Northern Ireland is seeking a Managing Engineer to lead engineering strategy for enterprise billi

A fintech company in Belfast is looking for a Senior Software Engineer to help build the future of tokenization.You will design and maintain scalable solutions, create APIs, and work closely with product teams.The ideal candidate has over 5 years of experience and strong backend development skills.A

Why join? * High-impact, senior role with real architectural influence * Work across both data engineering and backend systems * Modern, scalable platform with complex technical challenges * Collaborative engineering culture with strong technical ownership * Clear opportunity to shape standards and

A global technology company in Belfast is seeking a Senior Software Engineer with over 5 years of experience in backend development, specializing in TypeScript and AWS.This role involves designing scalable backend services, mentoring junior engineers, and influencing architectural decisions.The comp

A high-growth cloud security company is seeking Backend Software Engineers (Golang / Java) in Belfast, Northern Ireland. Candidates should have a strong background in backend development with Golang or Java, and hands-on experience with cloud platforms.

You will design, build, and maintain backend services with Go or Java, while working on distributed systems.

A leading financial services firm is seeking a Mid-level Java Developer in Belfast to design and implement robust microservice applications using Java and Spring Boot. Candidates should possess relevant experience in software development, particularly with Java, and a bachelor's degree in a related

About the job Software Engineer, Java Backend. As a Software Engineer Java Backend at Mineo, you’ll be part of a dynamic team working to enhance our AI‑powered platform. Design, implement, validate, deploy, and operate highly scalable server‑side Java‑based microservices and their interactio

Deep knowledge of TypeScript and API design best practices Experienced in database architecture, especially PostgreSQL or similar Skilled in building third-party integrations, webhooks, and event-driven systems Comfortable owning live system architecture and designing scalable solutions Enthusiastic

A financial technology firm is looking for a Back-End Engineer (Java) in Belfast to develop a financial crime detection engine. Key qualifications include hands-on experience with Java, Apache Kafka, Kubernetes, Docker, and SQL databases.

Ensure solutions and processes are in accordance with audit initiatives and requirements, consulting with Business Information Security Officers (BISOs) and Technology Information Security Officers (TISOs) as needed.

The Lead Backend Engineer is responsible for leading and mentoring the backend engineering team. Develop and maintain backend services and APIs using Python or Node. Ensure high code quality and reliability in all backend services.

A Cloud Security Platform provider based in Belfast is seeking a Backend Engineer with experience in Golang and Java to manage short-life projects from design to deployment. This hybrid role requires three days in-office and offers the chance to make a significant impact within a forward-thinking se

Hybrid Schedule (M/F remote, T/W/TH in-office)At Magnite, we cultivate an environment of continuous growth and collaboration.Our work impacts what millions of people read, watch, and buy, and we’re looking for people to help us tackle that responsibility with creativity and focus.Magnite (NASD

A technology company operating in cloud security is searching for a Senior Cloud / Backend Engineer in Belfast, UK.The position focuses on designing and maintaining cloud-native backend services across multiple platforms such as AWS, GCP, and Azure.Candidates should possess over 7 years of experienc

A technology-focused company in Northern Ireland is seeking a Senior Python Engineer. This role involves designing and developing high-quality backend systems using Python and modern frameworks.

A leading software provider in Northern Ireland is seeking a Software Development and Delivery Engineer to design, develop, and implement backend functionality for their innovative solutions.

This role would suit a senior engineer who enjoys building reliable cloud systems and taking ownership from design through to production. Mentoring junior engineers and raising engineering standards. Infrastructure as Code (Terraform, CloudFormation).

Join an innovative startup in the cloud security sector as a Java/Golang Engineer, where you'll develop groundbreaking products and tackle complex engineering challenges. If you're passionate about building solutions and making an impact, this role offers a unique opportunity to shape the future of

Ideal candidates will have 3+ years of backend development experience, strong knowledge of RESTful APIs and relational databases, and a collaborative mindset to enhance the platform.

Senior Software Engineer (Backend) The Opportunity Ocho are working exclusively with a fast-growing, well-funded cybersecurity firm to find an exceptional Backend Software Engineer. Essential Skills & Experience Bachelor's degree in Computer Science, Software Engineering, or a related discipline. Yo

Bachelor of Science in Computer Science/Software Engineering or related field. Backend Engineering in a high-level programming language (e. Conducting design and code reviews as part of a wider engineering group.

They are now looking for a Software Engineer with strong PHP experience to join the team and play a key role in scaling their platform. Designing and developing high-quality backend services using PHP. Strong commercial experience in PHP.

A global market infrastructure provider seeks a Senior Software Engineer to design and implement innovative software solutions.Working in a collaborative Agile team, you will mentor others and drive continuous improvement, focusing on cloud-native architectures.The role requires expertise in modern.

Collaborate with UI/UX designers, backend developers, and product owners to translate requirements into engaging and user‑friendly web experiences.

Develop, deploy, and maintain microservice applications primarily using Java and Spring Boot, and occasionally Python, focusing on automation and cost reduction initiatives. Exhibit an in-depth understanding of Java development best practices, microservices architecture, and cloud-native principles.

A leading software firm in Belfast is seeking a Software Engineer to develop high-quality, scalable backend applications using C# and.

Proofpoint is a global leader in human- and agent-centric cybersecurity.We protect how people, data, and AI agents connect across email, cloud, and collaboration tools.Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, preven

Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS. They've completed Series A funding, raising $29 million across three funding rounds, and are now seeking a Senior Backend Engineer. Senior Backend Engineer | Python, FastAPI & Scaling | Security SaaS.

This role goes beyond traditional backend engineering. If you want your engineering work to have real-world impact, this is where it happens.

Engineer the future of global finance. Collaborate with business and development teams to translate engineering requirements into technical specifications and assist in defining application and system processes. Bachelor’s degree/University degree in Computer Science, Engineering, or a related fie

A leading tech company is seeking a Senior Backend Engineer to empower SMBs with world-class technology. Ideal candidates will have experience with backend technologies and a strong understanding of user needs.

Join to apply for the Software Engineer - Backend role at OutSystems. To support our growth, we are seeking a Backend Software Engineer based in Portugal to join the OutSystems R&D. Degree in Software Engineering, Computer Science, or similar.