Top Software Engineer Jobs in Belfast

Build and optimize Alpaca's algo trading platform, focusing on high-performance brokerage services while leveraging frontend and backend engineering skills.

As a Mid-Level Backend Engineer, you'll enhance the reliability, observability, and scalability of the EVC platform by building API integrations, improving system performance, and strengthening infrastructure.

As a Staff Software Engineer, you will manage and evolve shared database infrastructures, ensuring reliability and performance while leading initiatives in a remote-first team.

As a Senior Engineer, you'll operate multi-cloud streaming clusters, improve reliability and performance, collaborate with teams, and respond to production incidents.

The Senior Software Engineer will design and develop cloud-enabled products, mentor team members, and collaborate with stakeholders, focusing on full-stack web applications and modern agile methodologies.

As a Senior Software Engineer, you'll design and operate production-grade AI systems for automating business processes, ensuring reliable performance and governance in enterprise solutions.

The Software Application Developer will engage in full-stack JavaScript development, provide technical support, manage database structures, and troubleshoot issues while working in an Agile environment.

Design and implement core YTsaurus functionality in C++, build and evolve platform-level capabilities, improve APIs and UX for internal users, own production quality including incident response/on-call, and collaborate with stakeholders to prioritize and deliver scalable data platform features.

Lead the design and implementation of scalable, distributed systems, focusing on Reporting and Insights applications for clients. Guide software initiatives, mentor team members, and drive engineering best practices.

The Senior Software Engineer will design, develop, and maintain backend systems using Golang, lead technical decisions, collaborate on high-performance solutions, mentor team members, and implement CI/CD pipelines.

As a Senior Software Engineer, you'll maintain critical parts of ClickHouse's Data engineering ecosystem, focusing on JVM-based frameworks and ensuring high-performance integrations for real-time analytics and data workloads.

Design and implement backend systems and APIs for HyperDX, scale deployments and infrastructure, and drive operational excellence for observability data processing.

As a Staff Software Engineer, lead a team to develop and maintain the Merchantware platform for payment transactions while ensuring compliance with security standards and delivering high uptime.

Develop and maintain libraries and SDKs for the Elastic Stack, integrate AI frameworks, support users, and engage with developer communities.

The Firmware Test and Automation Engineer will create and execute manual and automated tests, improve testing processes, develop frameworks, and collaborate with development teams while ensuring product quality and robustness.

Lead software development and data engineering efforts for a scalable SaaS platform. Own full SDLC, design scalable systems, manage and wrangle billion-record datasets, lead projects, conduct code reviews, mentor engineers, and deliver customer-focused solutions within a fully remote UK-based role.

The Staff Software Engineer will develop and maintain core services, collaborate with teams on technical solutions, and improve deployment processes within a Linux environment.

The role involves leading compliance quality initiatives, designing test automation frameworks, collaborating with teams, and ensuring compliance in software development.

As a Senior Software Engineer at Kainos, you will design, develop, and maintain software applications, mentor juniors, and contribute to architectural decisions.

Lead the development of backend platforms for national security and defence clients, leveraging cloud technologies and Agile methodologies, while ensuring operational responsibility for services and collaborating in cross-functional teams.

The Senior Software Engineer at Bazaarvoice will design, develop, and deliver solutions for the Syndication platform, focusing on high-quality code, collaboration with teams, and coaching juniors.

The Senior Software Engineer will enhance platform services, drive technical roadmaps, mentor engineers, and ensure operational excellence in a cloud environment.

The Senior Software Engineer will design, build, and evolve customer-facing backend services and public APIs, working closely with Product and Experience teams.

The role involves developing, testing, and deploying Python microservices, solving complex technical problems, and contributing to architectural decisions. Engineers will work with a product team and ensure code quality through reviews and testing, while continuously learning and improving practices.

The Software Test & Automation Engineer will verify and validate software, develop automated test strategies, and ensure compliance with cybersecurity standards throughout the product lifecycle.