> Markdown version of [/jobs/ext/348146-senior-software-engineer-index-data-eu](https://www.wearedevelopers.com/jobs/ext/348146-senior-software-engineer-index-data-eu). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - Index Data EU - **Company:** Bloomberg - **Location:** London, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), .NET Framework, C Sharp (Programming Language), C++ (Programming Language), Profiling, Distributed Systems, Object-Oriented Software Development, SQL Databases, Front End Software Development, Code Restructuring - **Published:** June 19, 2026 - **Apply:** https://dejobs.org/x/x/DC4459D99FCB450CB1FD23DC804F994B/job/ ## About the Role We're looking for a senior engineer who loves solving real business problems with code. Someone who digs into the business context - understanding why something matters before deciding how to build it - then owns the design and delivery end-to-end. You'll work across team boundaries, translate financial methodologies into clean domain models in C#/.NET, and help evolve a platform that's growing in scope and sophistication every month., * Strong object-oriented design skills and experience building scalable backend systems, with a track record of owning and delivering complex initiatives across team boundaries * A problem-solving mindset - you start from the outcome, design a solution, and iterate * The ability to operate effectively in ambiguous, evolving problem spaces and deliver incrementally * Strong communication skills and confidence working with Product and Operations stakeholders to understand their needs and shape solutions together * Experience in financial markets is strongly preferred; specific index knowledge is not required We'd love to see: * Experience architecting distributed systems using messaging technologies * Strong data modelling experience and familiarity with SQL-based systems * Proficiency with performance profiling and refactoring for order-of-magnitude gains * Experience mentoring engineers and raising technical standards across a team * Knowledge of C#/.NET is great but not necessary - we have experience onboarding Java and C++ developers for example. * Frontend experience is welcome but not required - engagement with workflow and usability discussions is valued regardless of hands-on UI coding If indicated, please note that years of experience are a guide; we will consider applications from all candidates who can demonstrate the skills necessary for the role. ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Profiling Symfony & PHP apps with Blackfire](https://www.wearedevelopers.com/videos/265-profiling-symfony-php-apps-with-blackfire) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [This Is Not Your Father's .NET](https://www.wearedevelopers.com/videos/967-this-is-not-your-father-s-net) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [Enhancing Workload Security in Kubernetes](https://www.wearedevelopers.com/videos/356-enhancing-workload-security-in-kubernetes) ## Related Articles - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)