Full Stack Developer -React

About The Company Ocho is a forward-thinking technology company dedicated to developing innovative solutions in the financial trading sector. With a global presence spanning over 60 offices in 27 countries, Ocho prides itself on fostering a collaborative and dynamic work environment that emphasizes technological excellence and continuous growth. The company is committed to leveraging cutting-edge cloud technologies and modern development practices to build scalable, high-performance trading platforms. By partnering with major cloud providers and industry leaders, Ocho remains at the forefront of financial technology innovation, providing its clients with reliable and efficient trading solutions. About The Role We are seeking a highly skilled Senior Full Stack Engineer to join our dynamic team in Belfast. This is a unique opportunity to be part of a ground-floor project, building a brand-new, cloud-native trading platform from scratch. As a key member of the team, you will work closely with Principal Engineers, architects, and external cloud partners to design, develop, test, and deploy scalable microservices within a modern architecture. This role offers a hybrid working model, combining the flexibility of remote work with the benefits of in-office collaboration. You will have the chance to influence technical decisions, contribute to architectural discussions, and mentor junior engineers, shaping the future of our trading platform and engineering culture. Qualifications The ideal candidate will possess over 5 years of experience in full stack, front-end, or back-end engineering, with a strong focus on TypeScript and React. Proficiency in Redux, React Query, HTML5, and CSS3 is essential, along with backend experience in TypeScript, C#, or Java. A solid understanding of AWS services such as Lambda, Fargate, API Gateway, or AppSync is required, complemented by experience with REST APIs, GraphQL, and WebSockets. Candidates should have a working knowledge of SQL, NoSQL, and microservices architecture, along with containerization tools like Docker, Terraform, and CI/CD pipelines. Familiarity with pub/sub messaging systems such as SOLACE or AMQP and automated testing across various levels is also necessary. Experience working within Agile teams using Git, JIRA, and Linux or PowerShell is highly desirable. Additional qualifications include a good grasp of OOP and SOLID principles, and experience in financial markets or trading systems is a plus. Responsibilities Your primary responsibilities will include designing, building, testing, and deploying services across the trading platform. You will develop low-latency, event-driven systems within a microservices architecture, ensuring high performance and reliability. Leading technical discussions and contributing to architectural decisions will be key, as will collaborating with Principal Engineers and external partners to transition services into production environments. You will be tasked with improving engineering standards, testing methodologies, and delivery processes to enhance overall quality. Supporting estimation efforts, challenging requirements, and shaping technical solutions will be part of your role. Mentoring junior engineers, raising the technical proficiency of the team, and influencing the broader engineering culture are integral aspects of this position. Benefits Ocho offers a competitive salary package up to £70,000, commensurate with experience. The role provides a hybrid working environment from Belfast, enabling a healthy work-life balance. You will have the opportunity to build a cutting-edge platform from inception, working alongside a major cloud partner and experienced architects. The position includes mentoring and leadership opportunities at Manager, Band 6 level, with exposure to modern, low-latency, and event-driven systems. Joining Ocho means becoming part of a global organization with a presence in over 60 offices worldwide, offering diverse career progression pathways. Additionally, employees benefit from flexible work arrangements, professional development programs, and a collaborative company culture focused on innovation and excellence. Equal Opportunity Ocho is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, religion, gender, sexual orientation, age, disability, or any other protected characteristic. We believe that a diverse workforce fosters creativity, innovation, and a more dynamic workplace. All qualified applicants will receive consideration for employment without regard to any protected status.