2649 IT & Software Developer jobs in the UK
Senior KDB Developer
£42,000 - 82,000
Stackstudio Digital Ltd.
Trafalgar Square, South East London
£42,000 - 82,000
Requirements
Must:
- 8 years of hands-on experience in kdb development in a production environment
- Strong expertise in q language, including table design (splayed, partitioned, segmented), in-memory vs on-disk trade-offs, efficient joins, aggregations, and windowed analytics
- Deep understanding of kdb tick architecture, including ticker plant, RDB, HDB, and associated patterns
- Proven experience working with large datasets and optimising queries for performance and scalability
- Strong background in Unix/Linux environments, including shell scripting for automation, monitoring, and operational tooling
- Solid understanding of software delivery processes and methodologies (Agile, CI/CD, version control, release management)
- Ability to communicate clearly with both technical and non-technical stakeholders, demonstrating systematic reasoning and problem-solving skills
- Knowledge of inter-process communication mechanisms in kdb and integration with external systems (desirable)
- Experience tuning kdb systems for low latency and high availability (desirable)
- Familiarity with data quality checks, validation frameworks, and operational resilience patterns (desirable)
- Exposure to financial markets data (e.g., market data, trading, risk, or post-trade workflows, equity asset class) (desirable)
Responsibilities
- Design, develop, and maintain kdb tick systems, with a strong understanding of data organisation, schema design, and performance implications of different architectural approaches
- Build and operate solutions handling large-scale, high-frequency datasets, ensuring low latency, high throughput, and efficient memory usage
- Analyse and optimise q queries, data models, and ingestion pipelines for both real-time and historical workloads
- Collaborate closely with Risk function teams to translate business requirements into efficient, scalable, and performant kdb solutions
- Take ownership of performance diagnostics, including CPU, memory, disk I/O, and network considerations across kdb processes
- Develop robust and reusable q libraries, utilities, and frameworks with a strong focus on clean, maintainable, and performant code
- Drive continuous improvement through refactoring, performance benchmarking, and adoption of best practices
- Mentor and guide junior and mid-level developers, fostering a culture of technical excellence, code quality, and knowledge sharing
- Participate in design reviews, production support, and root cause analysis of complex system issues
- Work collaboratively within an Agile or iterative delivery environment, contributing to design, implementation, testing, and release phases
Description
We are seeking an experienced Senior KDB Developer for a hybrid contract role in London, UK. This position involves designing, developing, and optimizing high-performance data platforms built on kdb. We offer a dynamic team environment focused on collaboration and continuous improvement, encouraging mentorship and knowledge sharing. Our ideal candidate will thrive in an Agile delivery setting, contributing to both technical leadership and coding excellence.
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The company with most openings is Experis as they are hiring for 54 different Database Engineer jobs in the UK. They are probably quite committed to find good Database Engineers.