KDB Developer

EPAM Systems; Lisboa; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Hybrid work mode

Flexible work hours

Career growth opportunities

Job summary

EPAM Systems in Lisbon, Portugal, seeks a KDB Developer to join our team in a hybrid mode. You will design, build and optimize a production-grade data platform supporting electronic equities market data, enabling low-latency analytics across the firm.

You will work with traders, quants and IT teams to deliver high-performance KDB+/q applications for data ingestion, transformation, storage and retrieval, and you will contribute to dashboards with Tableau or Python and participate in CI pipelines.

Qualifications

• Minimum 3 years of software development experience.
• Experience with electronic trading platforms or high-load real-time systems.
• Familiarity with KDB+/q development for data-intensive applications.
• Understanding of CI/CD and automated testing principles.

Responsibilities

• Collaborate with cross-functional teams to gather and refine requirements.
• Develop dashboards using Tableau or Python frameworks such as Plotly and Streamlit or through official analytics pipelines.
• Design, code, test and deploy KDB+/q services for data enrichment and presentation.
• Profile and optimize KDB queries to improve performance and reduce bottlenecks.
• Participate in on-call rotations, address production incidents and perform root cause analysis.
• Document code, processes and procedures for effective knowledge sharing and continuity.
• Contribute to automated unit, integration and performance testing as well as CI pipelines.
• Implement schema validation and outlier detection checks to ensure data quality.

Skills

KDB+/q development

High-load real-time systems

CI/CD

Problem solving

Tools

Tableau

Plotly

Streamlit

Python

Job description

We're looking for a KDB Developer to join our team in Lisbon, Portugal, in a hybrid working mode. The role focuses on maintaining, evolving and optimizing a production-grade data platform that supports electronic equities market data. You will design, build and maintain high-performance KDB+/q applications for data ingestion, transformation, storage and retrieval, enabling low-latency analytics across the firm. This position provides an opportunity to work closely with traders, quantitative analysts and IT teams to deliver reliable, real-time data solutions that power analytics and decision-making.

Responsibilities

• Collaborate with cross-functional teams to gather and refine requirements
• Develop business-focused dashboards using Tableau or Python frameworks such as Plotly and Streamlit or through official analytics pipelines
• Design, code, test and deploy KDB+/q services for data enrichment and presentation
• Profile and optimize KDB queries to improve performance and reduce bottlenecks
• Participate in on-call rotations, address production incidents and perform root cause analysis
• Document code, processes and procedures for effective knowledge sharing and continuity
• Contribute to automated unit, integration and performance testing as well as CI pipelines
• Implement schema validation and outlier detection checks to ensure data quality

Requirements

• Minimum 3 years of software development experience
• Strong analytical and problem-solving skills with attention to detail
• Experience working with electronic trading platforms or other high-load real-time systems
• Familiarity with KDB+/q development for data-intensive applications
• Eagerness to learn and adapt to new technologies and frameworks
• Experience in building dashboards with Tableau or Python visualization libraries is beneficial
• Understanding of CI/CD and automated testing principles

We offer

• Competitive compensation depending on experience and skills
• Variety of projects within one company
• Being a part of a project following engineering excellence standards
• Individual career path and professional growth opportunities
• Internal events and communities
• Flexible work hours