Senior Python Developer

SC Senior Python Developer / 6 Month Contract / Inside IR35 / £550 / Milton Keynes

My Public Sector client is looking for a Senior Python Developer who will be responsible for designing, developing, testing, and maintaining high-quality software solutions using Python. The role focuses on delivering scalable, efficient, and maintainable code while collaborating with cross-functional teams to meet business and technical requirements.

Must-Have Technical Skills

Strong hands-on experience in Python with 5+ years building production-grade applications
Strong hands-on experience in Golang with 3+ years developing scalable backend services
Strong hands-on experience in C# / .NET with 3+ years building enterprise-grade applications
Mandatory experience designing, developing, and maintaining microservices-based architectures
Strong understanding of distributed systems, service-to-service communication, and fault tolerance
Experience building RESTful APIs and integrating services across multiple systems
Proficiency in writing clean, efficient, testable, and well-documented code

Experience with asynchronous/thread processing, messaging systems, and background workers
Strong experience with Git-based version control and CI/CD pipelines
Working knowledge of security best practices, authentication, and authorization
Professional Experience

6+ years of overall software development experience
Proven experience delivering microservices-based systems in a production environment
Minimum 3+ years of hands-on experience in Golang and C#, with strong proficiency in Python
Experience owning services end-to-end, from design and development to deployment and support
Ability to contribute to architecture decisions and system design discussions
Experience mentoring junior developers and driving engineering best practices
Strong problem-solving, debugging, and analytical skills
Excellent communication and collaboration skills in cross-functional teams
The successful candidate will already hold Security Clearance or be eligible for Security Clearance