Software Engineer Back-End in Belfast

About us @Symphony. We’re now building on our purpose-built network, expanding AI-powered, real-time collaboration, redefining flexibility with fully cloud-native software with our trader voice product, and rethinking the industry’s approach to identity verification, connection and intelligence. The opportunity and our ambition are huge. But we need passionate, dedicated individuals to get there. At Symphony we work hard and fast. Our unique blend of technology and financial services makes it an environment you won't get elsewhere.

Role Description: We are looking for a collaborative Backend Engineer to join the Symphony engineering group. If you are passionate about Java development, scalable solution design, and operational excellence, we want you on our team. In this role, you will deliver critical functional and technical features for core Symphony backends, focusing heavily on maintainability and high availability. You will play a key role in major backend re-engineering initiatives, encompassing deep code changes, database optimizations, infrastructure improvements, and CI/CD enhancements. The Symphony team is responsible for implementing the core messaging and compliance features that are crucial to our customers. Our operations run in a multi-cloud environment driven by a strong DevOps culture. You will be involved in the entire backend lifecycle, from design to deployment, ensuring our systems meet the rigorous requirements of our industry.

Key Responsibilities:

• Design & Build: Architect, implement, and maintain Java-based backend services and their integrations with other Symphony components and datastores [e.g., MongoDB, BigTable, Redis].
• Tooling & Automation: Build and support the automation required to compile, deploy, and operate Symphony deliverables in a public cloud environment using a GitOps approach [e.g., ArgoCD, Jenkins].
• Operational Excellence: Collaborate with Site Reliability Engineers to support infrastructure needs, troubleshoot production issues, and ensure system reliability.
• Engineering Quality: Constructively participate in design discussions and code reviews, championing best practices for building, testing, and monitoring software.

Required Qualifications:

• BS in Computer Science (or equivalent experience) and 3+ years of proven experience in Java server-side development.
• Experience building, deploying, and maintaining software in a production environment with strict reliability constraints.
• Strong problem-solving skills and the ability to take ownership of mid-sized features from end to end.
• Ability to thrive in a fast-paced, highly collaborative, and agile global environment.
• A strong appetite for learning new technologies, stacks, and tooling.

Preferred Qualifications:

• Hands-on experience with containerization and orchestration (Kubernetes, Helm) is highly desired.
• Familiarity with multi-cloud environments (AWS, GCP, or Azure).

Compensation: Competitive salary Bonus Plan

Benefits and Perks: Regional specific competitive benefits Build your own Benefits (BYOB) perk Local events, team building, and development opportunities.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.