Top Tech Jobs & Startup Jobs in Belfast

Lead design, development, and implementation of scalable backend systems in Java. Provide technical leadership, architecture guidance, code reviews, mentor developers, optimize databases (RDBMS and NoSQL), and drive CI/CD and microservices delivery.

Lead design, develop, and deploy enterprise Java backend and ReactJS front-ends; architect RDBMS and NoSQL solutions; improve CI/CD pipelines; mentor engineers; perform code reviews; troubleshoot full-stack issues; collaborate with product and design; explore integrating AI technologies.

Design, develop, and maintain scalable, high-performance backend applications using Java and the Spring ecosystem. Participate across the SDLC, optimize performance, troubleshoot production issues, conduct code reviews, mentor junior developers, and collaborate with product and architecture teams.

The Ab-Initio ETL Developer designs and develops ETL processes, ensuring data integrity and compliance while supporting financial data objectives.

Lead UX design initiatives to enhance products and drive business value. Collaborate with stakeholders, manage teams, and implement innovative solutions.

Join Citi as a Python Software Engineer focused on Generative AI to design and develop production-grade AI solutions for Markets, collaborating with cross-functional teams to drive innovation.

The Applications Support Senior Analyst will manage application support, collaborate across regions, enhance systems, and address risks in a financial environment.

Develop and engineer Cryptography and PKI Systems, focusing on certificate management automation and integration of PKI technologies with Citi platforms.

The Public Cloud Engineer will implement cloud architecture on multiple platforms, focusing on automation and security. Responsibilities include developing CI/CD pipelines, leading tech initiatives, and fostering a DevOps culture while ensuring compliance in regulated industries.

The Public Cloud Engineer will implement cloud architecture across AWS, GCP, and Azure, focusing on automation, security, and application hosting best practices.