System Software Engineer jobs in Belfast

Location: Belfast, United Kingdom Thales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early w

About Beam Benefits Beam was founded in 2012 by three engineers who saw the opportunity to modernize the dental benefits industry using technology. The first product was the Beam Brush, which was one of the earliest examples of the Internet of Things in healthcare. Today, Beam Benefits is available

As a Staff Software Engineer, UI on the Platform Experience team, you will lead the development and evolution of frontend platform capabilities that power Rapid7’s unified product experience. You will drive technical direction across teams, enabling scalable, consistent, and high-performing UI solut

Who We Are Apex Fintech Solutions (AFS) powers innovation and the future of digital wealth management by processing millions of transactions daily, to simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech solutions enables us to support clients such as S

Harness is the AI Software Delivery Platform company, led by technologist and entrepreneur Jyoti Bansal (founder of AppDynamics, acquired by Cisco for $3.7B). Harness has raised approximately $570M in funding and is valued at $5.5B, backed by leading investors including Goldman Sachs, Menlo Ventures

Description Your New Position You, as a Staff Software Engineer are responsible for the design and development of our Payment Processing Gateway and other server-side products. You will develop utilising state-of-the-art software development techniques, including Behavioural Driven Development and C

Job Posting Title: Systems Engineer Job Description Summary: We’re looking for a Systems Engineer to join our growing team at Hillview House, Belfast. This is an excellent opportunity to work in a dynamic environment alongside a large onshore and offshore team. Job Description: As a Systems Engineer

Our client, a global leader in financial technology and capital markets infrastructure, is hiring a C++ / Python Engineer to join an existing team based in Belfast. This is an exciting opportunity to work on next-generation execution platforms and ultra-low latency systems within both traditional an

As a Senior Python Engineer, you will own a full life cycle of development and be a senior contributor on a team responsible for the end-to-end delivery of increasingly complex features that are correctly implemented and high quality. You will take initiative to identify and own solutions to problem

At Bazaarvoice, we create smart shopping experiences. Through our expansive global network, product-passionate community & enterprise technology, we connect thousands of brands and retailers with billions of consumers. Our solutions enable brands to connect with consumers and collect valuable us

Data is a vital part of our business and with your help, we can improve the services that we provide to our customers through engineering excellence of our data products. You’ll be working on exciting data products which support TV, Broadband, Digital Voice and market leading technologies like Unbre

Job Description Big Data Software Engineer Req ID: 57586 Posting Start Date: 17/04/2026 Job Function: Data & AI Division: Networks Job Location: GBR Belfast - Riverside Tower Advertised Salary: Competitive + great benefits Job Req ID:57586 Posting Date:14/04/2026 Function: Data & AI Location

Who We Are At Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world's workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily. Our employees a

WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded systems. Grounded in a culture of innovation and collaboration, we believe real progress comes from bold id

Data is a vital part of our business and with your help, we can improve the services that we provide to our customers through engineering excellence of our data products. You’ll be working on exciting data products which support TV, Broadband, Digital Voice and market leading technologies like Unbre

External Description Reach beyond with Liberty IT; for this is where you’ll find the super challenges, where you’ll be given the scope and the support to go further, dig deeper and fly higher. We won’t stand over your shoulder. We won’t get in your way. We certainly won’t hold you back. You’ll bring

Signifyd

At Signifyd, we help merchants confidently grow their businesses by building trusted relationships with their customers. Our advanced technology, combined with a team genuinely invested in our clients’ success, creates frictionless shopping experiences, approving more good orders, protecting revenue

Job Posting Title: Systems Engineer Job Description Summary: We’re looking for a Systems Engineer to join our growing team at Hillview House, Belfast. This is an excellent opportunity to work in a dynamic environment alongside a large onshore and offshore team. Job Description: As a Systems Engineer