Market Data Platform Engineer (KDB)

Provntalent; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Provntalent is recruiting a Market Data Platform Engineer to design and scale market data infrastructure in a trading environment. You will build data pipelines, optimise time-series storage and deliver high-performance data services for trading, research and engineering teams.

The role emphasizes hands-on development with KDB+ and time-series databases, collaboration with stakeholders and contributing to platform evolution in a data-intensive setting.

Qualifications

• Experience with KDB+ and q in a market data environment.
• Strong understanding of tick data and time-series databases.
• Experience building market data platforms or related infrastructure.
• Familiarity with real-time data feeds and third-party data providers.
• Knowledge of data modelling, query optimisation and performance tuning.
• Experience supporting trading, quantitative or data-intensive environments.

Responsibilities

• Design and develop scalable market data solutions using KDB+.
• Build and maintain pipelines for internal and external data sources.
• Design schemas and storage approaches for high-volume time-series data.
• Develop reusable data services, APIs and functions for internal users.
• Optimise query performance, caching and data retrieval across large datasets.
• Collaborate with trading, research and engineering to deliver reliable, high-performance data solutions.
• Contribute to the ongoing design and development of the market data platform.

Skills

KDB+ and q

Time-series data

Real-time data feeds

Data modelling

Query optimisation

Stakeholder collaboration

Tools

KDB+

Kafka

Job description

A well-established institutional markets and technology business is continuing to invest in its electronic trading and data capabilities and is looking to hire a Market Data Platform Engineer to support the development of its market data infrastructure. The organisation provides sophisticated trading, investment and technology solutions to professional market participants and is expanding the systems that support its data-intensive activities. This is an opportunity to join a team responsible for building and improving the data platform used by trading, research and engineering teams across the business. You will play an important role in developing scalable market data systems and helping shape the platform as the organisation continues to grow. The successful candidate will have experience building market data infrastructure within a trading or financial markets environment, with strong expertise in KDB+ and time-series data.

Responsibilities

• Design and develop scalable market data solutions using KDB+
• Build and maintain pipelines for internal and external data sources
• Design schemas and storage approaches for high-volume time-series data
• Develop reusable data services, APIs and functions for internal users
• Optimise query performance, caching and data retrieval across large datasets
• Work closely with trading, research and engineering teams to deliver reliable, high-performance data solutions
• Contribute to the ongoing design and development of the market data platform

Requirements

• Strong commercial experience with KDB+ and q
• Experience building market data platforms or related infrastructure
• Strong understanding of market data, tick data and time-series databases
• Experience working with real-time data feeds and third-party data providers
• Knowledge of data modelling, query optimisation and performance tuning
• Experience supporting trading, quantitative or other data-intensive environments
• Comfortable working closely with technical and business stakeholders

Desirable

• Experience within financial markets or electronic trading
• Exposure to low-latency systems
• Cloud infrastructure experience
• Java, Python or C++ experience
• Kafka or other real-time messaging technologies
• Experience designing reusable data services for internal users

This is an opportunity to help develop a core market data platform within an established institutional markets business, working on systems that support trading and research while contributing to the long-term technical direction of the platform.