Senior Python Engineer - Hybrid, London (SQL & Kafka)

Signify Technology; Greater London; Hybrid; GBP 80,000 - 110,000; Full time

Job summary

Signify Technology is seeking a Senior Python Developer in London with 5+ years of hands-on experience in Python, SQL, and data processing. The role focuses on backend development, data pipelines, and event-driven architectures using Apache Kafka.

You’ll work hybrid from London with cross-functional teams to deliver scalable, high-performance solutions. The ideal candidate will have strong Linux experience, excellent debugging skills, and solid collaboration with engineers and analysts.

Qualifications

• 5+ years of hands-on software development or data engineering experience.
• Proficient Python programming for backend and data processing.
• Advanced SQL skills including complex queries and performance tuning.
• Strong Linux/Unix experience and shell scripting.
• Practical Apache Kafka experience for event-driven architectures.
• Experience with relational databases (PostgreSQL/Oracle/SQL Server/MySQL).
• Proficient with Git or similar version control systems.
• Good communication and team collaboration skills.

Responsibilities

• Design, develop, test, and maintain Python-based backend solutions.
• Write and optimise complex SQL queries and data processing pipelines.
• Tune SQL queries and troubleshoot database performance issues.
• Work with relational databases to transform and validate large datasets.
• Develop scripts and batch jobs in Linux environments.
• Utilise Apache Kafka for data streaming and event-driven processing.
• Monitor performance and resolve production issues.
• Collaborate with engineers, analysts, and stakeholders.
• Follow coding standards and deployment processes.
• Support production releases and drive continuous improvement.

Skills

Python programming

SQL expertise

5+ years experience

Communication

Analytical thinking

Tools

Apache Kafka

Git

Linux/Unix

REST APIs

CI/CD

Job description

Signify Technology is seeking a Senior Python Developer in London with 5+ years of hands-on experience in Python, SQL, and data processing. The role focuses on backend development, data pipelines, and event-driven architectures using Apache Kafka.

You’ll work hybrid from London with cross-functional teams to deliver scalable, high-performance solutions. The ideal candidate will have strong Linux experience, excellent debugging skills, and solid collaboration with engineers and analysts.