Senior Software Engineer jobs in Belfast

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

If you like building the tools that other engineers actually use every day, this is that kind of role. This company builds infrastructure that sits right in the middle of how software gets delivered. Not the UI layer. Not dashboards. The actual plumbing that engineers rely on to ship, store, and sec

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

Citi

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global mark

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

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

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

Beam Benefits

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

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

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

Global Payment Holding Company

Every day, Global Payments makes it possible for millions of people to move money between buyers and sellers using our payments solutions for credit, debit, prepaid and merchant services. Our worldwide team helps over 3 million companies, more than 1,300 financial institutions and over 600 million c

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

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

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview We'r

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

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