Job Title: Software Engineer - Operational Data Store (Scala / Oracle Exadata) Pay Rate: £600- £775 IR35 Status: Inside IR35 Length of Contract: 12 months Location: Bromley Hybrid Model: Hybrid - 3 days About the Role We are seeking a talented Software Engineer to join our Operational Data Store feature team, contributing to the transformation of our Post Trade Securities systems. You will be responsible for both hands-on development and providing architectural input, ensuring the delivery of business-driven enhancements while maintaining high performance and stability in production environments. In this role, you will work with CI/CD and TDD practices in a modern functional language (Scala), with a strong focus on multi-terabyte Oracle Exadata database performance and tuning. You'll partner closely with the BA/PM, technical programme lead, and other developers across our global offices in London, India, Singapore, and New York. Key Responsibilities Design, develop, and enhance features for the Operational Data Store application. Optimize performance and tuning for large-scale Oracle Exadata systems. Apply Scala and modern development practices, including design patterns, clean code, and reactive event-sourced systems. Collaborate with global teams, contributing to the re-architecture of securities post-trade platforms. Follow TDD, ATDD/BDD, and CI/CD principles for robust, maintainable code. Participate actively in Agile ceremonies and cross-team collaboration.Required Skills & Experience Deep expertise in Oracle Exadata performance and tuning. Strong background in Scala or another modern OO/functional programming language. Experience with reactive event-sourced systems. Proficient in applying design patterns and optimizing algorithms. Solid understanding of Agile/Scrum methodologies. Experience with Specification by Example / ATDD / BDD. Excellent communication and relationship-building skills.Preferred Skills Knowledge of large-scale Post Trade Securities systems. Exposure to distributed, globally coordinated development environments.Why Join Us? Work on strategic, greenfield projects shaping the future of post-trade systems. Collaborate with a diverse, highly skilled global team. Be part of a culture that values continuous improvement, learning, and technical excellence. Please be advised if you haven't heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly. Pontoon/Adecco is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive