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Top Backend Jobs in Belfast

13 Hours Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Senior Backend Software Engineer at CrowdStrike, you will design and build scalable, resilient distributed services using event-driven architecture. Engage with product managers and teams, troubleshoot production issues, and work with advanced technologies for a low-code security application platform. You are expected to leverage your extensive experience in backend development and distributed systems to contribute to the team.
Top Skills: GoJavaKotlinNode.jsScala
10 Hours Ago
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Conversational AI
As a Senior Backend Developer on the Product Platform Team at Smartcat, you will enhance the product's API functionality and architecture, primarily focusing on creating a scalable platform. You will collaborate with teams on best practices, propose architectural improvements, and deliver code to enhance the existing microservices architecture.
Top Skills: .NetC#
Yesterday
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Senior Software Engineer at CrowdStrike, you will build and evolve cloud-based systems for detecting and disrupting attacks globally. This role involves collaborating with teams, building performant solutions in Go, providing technical guidance, and focusing on quality improvements in a distributed system environment, all while being part of a culture that encourages learning and collaboration.
Top Skills: GoPython
6 Days Ago
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Conversational AI
As a Senior Backend Engineer, you will enhance Smartcat's platform, designing and implementing scalable backend services and APIs, optimizing performance and security, and collaborating with cross-functional teams to resolve production issues and improve systems.
Top Skills: .NetC#
7 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Senior Software Engineer on the Detections Platform team, you'll develop scalable cloud-based systems to enhance cybersecurity. Responsibilities include designing solutions in Go, mentoring peers, and ensuring code quality while collaborating across teams to tackle technical challenges efficiently.
Top Skills: GoPython
8 Days Ago
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Conversational AI
As a Senior Backend Engineer, you will design and implement scalable backend services and APIs, optimize performance and security, collaborate with cross-functional teams, troubleshoot production issues, and participate in code reviews and knowledge sharing.
Top Skills: .NetC#
22 Days Ago
Easy Apply
Remote
Belfast, Northern Ireland
Easy Apply
Senior level
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Conversational AI
As a Senior Backend Engineer at Smartcat, you will design and implement scalable backend services and APIs, optimize application performance, collaborate with teams, troubleshoot production issues, and participate in code reviews.
Top Skills: .Net CoreC#Python
2 Days Ago
Remote
Belfast, Northern Ireland
Entry level
Entry level
Cloud • Fintech • Cryptocurrency • NFT • Web3
Aspiring backend engineers are sought by Coinbase to build the next generation of crypto-forward products and features. The role involves solving complex technical problems, working on web-scale applications and blockchain technology, and making cryptocurrency accessible to a global audience through real-time applications and secure infrastructure.
Top Skills: Backend Engineer
Mid level
Gaming • Software
The Senior Backend Engineer will design, develop, and troubleshoot a high-performance backend infrastructure for game development, collaborating with teams, integrating backend features, and ensuring code quality and efficiency while overcoming development risks.
Top Skills: C++
15 Hours Ago
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Payments • Software • Financial Services
As a Backend Kotlin Developer at Kody, you will develop and maintain various software components of their financial services platform, debug system issues, participate in code reviews, and collaborate with cross-functional teams on software improvement. You should be knowledgeable in Kotlin, Java, cloud development, and agile methodologies.
Top Skills: JavaKotlin
19 Hours Ago
Belfast, Northern Ireland
Senior level
Senior level
Software • Travel
As the Backend Team Lead at Komoot, you will lead a talented team of backend engineers to develop high-throughput APIs, guide technical decisions, mentor team members, and establish best practices to enhance the team's performance and innovation.
Top Skills: JavaKotlinPython
22 Hours Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Internet of Things • Mobile • Other • Software
As a Senior Backend Engineer at US Mobile, you will architect solutions, deploy new features, and scale connectivity for millions of devices. Your role will involve building quality tools, ensuring high uptime, and working with advanced frameworks to support high transactional volumes.
Top Skills: JavaJavaScriptKotlinPythonScala
2 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Blockchain • Machine Learning • Financial Services • Cryptocurrency
As a Back-End Software Engineer, you will design and scale backend systems for high traffic with large data sets. Responsibilities include optimizing performance, implementing security protocols, developing and maintaining APIs, and troubleshooting technical issues.
Top Skills: Nest.JsTypescript
2 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Fintech • Financial Services
As a Senior Backend Developer, you will lead the development and maintenance of backend services, design RESTful APIs, manage databases, optimize application performance, and ensure high code quality through testing and code reviews. Collaboration with frontend developers, providing mentorship, and implementing security measures are also key responsibilities. You will work in a fully remote setting focusing on innovative blockchain gaming solutions.
Top Skills: JavaScriptNode.jsTypescript
4 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Information Technology
The Sr Backend Engineer will design, develop, and maintain backend services using Ruby on Rails, implement cloud services on AWS, optimize PostgreSQL database performance, and collaborate with front-end developers. Responsibilities include identifying bottlenecks, participating in code reviews, and documenting features.
Top Skills: Ruby
5 Days Ago
Remote
Belfast, Northern Ireland
Entry level
Entry level
Software
The Backend Engineer for Platform Productivity at Grafana Labs will enhance the internal engineering platform by automating release processes, managing CI/CD platforms, and collaborating with various teams for system implementations. Responsibilities include maintenance of platform services, on-call support, and engaging in new tool development for improved workflow efficiency.
Top Skills: Go
4 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Artificial Intelligence • Enterprise Web • Software
As a Senior Software Engineer at Sanity.io, you will design and develop scalable distributed systems, enhance core content storage and querying capabilities, mentor teammates, and drive engineering excellence and process improvements.
Top Skills: GoTypescript
6 Days Ago
Remote
Belfast, Northern Ireland
Entry level
Entry level
Software
The Staff/Senior Software Engineer will develop and enhance iterative.ai's SaaS platform for machine learning collaboration. Responsibilities include managing the full development lifecycle, engaging in backend and some frontend development, and fostering a culture of technical leadership and collaboration within the team.
Top Skills: Python
8 Days Ago
Remote
Belfast, Northern Ireland
Junior
Junior
Cloud • Fintech • Cryptocurrency • NFT • Web3
As a Backend Software Engineer, you will develop and maintain high-quality, scalable services to enhance customer-facing features in Coinbase's crypto-forward products. Collaboration with engineers and designers is essential to define technical roadmaps, while solving complex problems related to blockchain technology and web-scale applications.
Top Skills: GoRuby
9 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Mobile • Software
The Staff Software Engineer will lead a developer team to deliver large-scale Ruby APIs for LGBTQ+ dating apps, evolving the Ruby architecture and creating innovative mobile products. Responsibilities include debugging, developing end-to-end solutions, and collaborating in an agile environment with various teams.
Top Skills: JavaKotlinRubySQLSwift
6 Days Ago
Remote
Belfast, Northern Ireland
Senior level
Senior level
Software
As a Staff Software Engineer, you'll write production code, develop new features, collaborate across teams, implement user behavior experiments, and contribute to the business's growth while leading and mentoring others.
Top Skills: Java
6 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software • Cybersecurity
As a Backend Engineer, you will develop distributed microservices focused on cybersecurity products, collaborate with a team to deliver high-quality code, and take ownership of architecture and deployment initiatives, with a strong emphasis on scalability and security.
Top Skills: Go
8 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Software • Cybersecurity
As a Backend Engineer, you will develop and enhance the User Control Panel, ensuring quality code, mentoring teammates, and contributing to team goals in a collaborative environment. You'll also focus on R&D operations and improve engineering standards.
Top Skills: PHP
Senior level
News + Entertainment
The Senior Backend Engineer will lead the development and maintenance of the music royalty processing engine, focusing on scalable architectures and collaboration with cross-functional teams, ensuring operational excellence and coaching team members in best practices.
Top Skills: JavaScala
9 Days Ago
Remote
Belfast, Northern Ireland
Mid level
Mid level
Fintech • Payments • Financial Services
As a Software Engineer, you will build high-performance trading services for cross-border payments, enhance trading processes, and streamline liquidity management between crypto and fiat currencies, collaborating with product and trading teams.
Top Skills: Java
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