Software Engineer

Summary: CoE: 13,700-19,500 PLN gross/monthB2B: 15,000-21,500 PLN net/monthRemote: Anywhere in Poland, with access to our Warsaw office at WeWork Mennica Tower, Prosta 20 (your choice). All work must be performed from Poland. Occasional office visits may be requested depending on team collaboration needs.Stack: Java, Spring Boot, AWS, Kubernetes, REST APIs and microservicesTeam: Trading | Trade ExecutionLanguages: English C1 | Polish B2 Build systems that power trade execution for millions of investors HL Tech is the technology hub of Hargreaves Lansdown, a privately owned UK financial services group trusted by approximately 2 million clients and supporting more than £172 billion in savings and investments. We are part of HL's product and engineering organisation, not an outsourcing company or shared service centre. Our teams in Poland and the UK jointly design, build and run the platforms used by HL clients. You will join Trade Execution, the team responsible for systems connecting clients with financial markets, including trade routing, order execution and broker integrations. The role combines new development with the modernisation and support of established trading components. What makes this role different? Your work directly supports trade routing and execution for millions of investors.Own services end-to-end, from design and implementation through deployment, monitoring and continuous improvement.Work with distributed, highly available and event-driven systems where reliability and observability matter.Contribute to technical decisions, service boundaries and implementation approaches, not just feature delivery.Help modernise an established trading platform while building new functionality.Work directly on HL products in a collaborative Poland-UK engineering team.We are looking for engineers who take ownership beyond delivery, enjoy solving production problems and care about reliability as much as they care about building new features. Technology Java | Spring Boot | AWSREST APIs | MicroservicesKubernetes | ECS | EKSS3 | SQS | SNS | LambdaCI/CD | Trunk-Based DevelopmentObservability | Automated Testing What you will do Build and improve backend services using Java and Spring BootDesign and implement REST APIs and multi-service flowsDevelop and operate cloud services in AWSWrite secure, maintainable and testable code, supported by automated unit, integration and end-to-end testsSupport business-critical production systems and investigate incidentsUse metrics, tracing, logging and monitoring to improve reliability and observabilityContribute to solution design, technical discussions and code reviewsCollaborate with Product and engineering colleagues across Poland and the UK to design, build and improve trading services What we are looking for Must-have Strong commercial experience building backend applications in Java using Spring BootPractical AWS experience gained in production environmentsExperience designing and integrating REST APIs and microservicesExperience owning services in production, including monitoring, incident investigation and reliability improvementsExperience working with distributed, event-driven or highly available systemsUnderstanding of observability practices, including metrics, tracing, logging and monitoringUnderstanding of testing, maintainability, security and engineering best practicesExperience with containers and KubernetesEnglish at C1 level and Polish at B2 level or higherNice-to-have Financial services, investment or trading systems experienceJPA or HibernateTerraform or other Infrastructure as Code toolsExposure to TypeScript, Node.js or React Benefits Annual bonus50% tax relief for qualifying creative work under a Contract of EmploymentPPE with a 4% HL contribution and no required employee contributionPrivate healthcare and life insuranceMyBenefit cafeteriaTwo additional volunteering daysTraining and development opportunitiesBuddy Programme Equal opportunities We are an inclusive employer that values diversity in our workforce. We welcome candidates from all backgrounds and are committed to fair and equitable hiring practices. Recruitment decisions are based on the skills and experience relevant to the role.