Senior Software Developer - Scala
hace 4 días
Newcastle upon Tyne
hackajob is collaborating with Sage to connect them with exceptional professionals for this role. \n We are looking for a Senior Backend Developer to join our HCM Localisation engineering team and help evolve a large-scale, cloud-based enterprise product. This role is focused on building and maintaining scalable backend services supporting complex product workflows, integrations, performance improvements, and ongoing platform modernisation. \n * Please note: This is a hybrid role requiring 3 days per week in our Newcastle office * \n In this role you'll: \n • Design, develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment. \n • Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures. \n • Work with MySQL to design efficient data access patterns, optimize queries, tune indexes, and profile database performance. \n • Develop, deploy, and support services in AWS, working closely with DevOps and platform teams to ensure reliable delivery. \n • Contribute to CI/CD pipelines, Git-based pull request workflows, code reviews, and engineering best practices. \n • Collaborate with frontend engineers, QA, product owners, solution designers, and other backend developers to deliver high-quality product increments. \n • Support production stability by investigating issues, improving observability, and continuously reducing technical debt. \n Required Skills and Experience: \n • Extensive professional backend development experience, ideally in enterprise, SaaS, or cloud-based product environments. \n • Strong hands-on experience with Scala, including collections, Futures, immutability, pattern matching, error handling, and clean functional design. \n • Commercial experience with Play Framework or comparable JVM backend frameworks; Pekko or Akka experience is highly relevant. \n • Strong understanding of relational databases, especially MySQL, with practical knowledge of SQL optimization, indexes, query profiling, and transaction behaviour. \n • Experience using Redis or similar technologies for caching, session handling, or performance-sensitive workloads. \n • Deep understanding of OOP principles, functional programming, concurrency, the Scala type system, and advanced architectural patterns (e.g., Tagless Final, type classes, effect systems). \n • Ability to design and evolve complex distributed systems while promoting engineering best practices across the team \n • Hands-on experience with AWS services and cloud-native delivery practices. \n • Good understanding of CI/CD, Git, branching strategies, pull request flows, automated testing, and release practices. \n • Ability to work effectively in distributed Agile teams, communicate clearly, and take ownership of complex technical problems. \n Nice to Have: \n • Experience with Squeryl, Doobie, or similar Scala data access libraries. \n • Familiarity with Grafana or Kibana dashboards, alerting, logging, and production observability practices. \n • Experience with large distributed systems, horizontal scaling, resilient service design, or high-throughput Play / Pekko applications. \n • Previous experience in Payroll, HR, HCM, ERP, compliance-heavy, or localisation-focused product domains. \n • Russian, Ukrainian, or Polish language skills would be beneficial, but are not essential. \n Ways of Working: \n • Pragmatic, delivery-focused, and able to balance new feature development with maintenance, bug fixing, and technical improvement work. \n • Proactive in code reviews, design discussions, troubleshooting, and knowledge sharing across the engineering team. \n • Strong problem-solving mindset, attention to detail, and willingness to work with an established codebase while helping modernise it over time. \n Want to know more about our Product?: https://hcm.sage.com/ \n Benefits? We have plenty... \n Video: https://www.youtube.com/watch?v=TCMtTYUUiuU \n • Generous bonuses and pension scheme: Up to 8% matched pension contribution plus 2% top-up by Sage. \n • 25 days of paid annual leave with the option to buy up to another 5 days. \n • 8 bank holiday days. \n • Paid 5 days yearly to volunteer through our Sage Foundation. \n • 50% income protection. \n • Holiday buy + sell. \n • Comprehensive health, dental, and vision coverage. \n • Work away scheme for up to 10 weeks a year. \n • Ongoing training and professional development. \n • Hybrid working. \n • Healthy Mind app membership \n • Access to various helpful memberships for finances, health and wellbeing. \n #LI-MD1