Python API Developer - Outside IR35

iO Associates; England; Remote; GBP 40,000 - 60,000; Full time

Job summary

A leading UK Defence company is looking for an API Developer for a 3-month remote contract. You will design and implement APIs, integrate services, and work with stakeholders to ensure quality delivery. Essential skills include proficiency in Python or Java, experience with Agile methodologies, and strong communication abilities. This is an exciting opportunity to join a dynamic team focused on innovation.

Qualifications

• Proficiency in developing secure, scalable APIs using Python or Java.
• Experience with structured delivery frameworks and Agile practices.
• Strong stakeholder engagement and collaboration skills.

Responsibilities

• Employ structured methods to capture and assess technical requirements.
• Design and implement secure, scalable APIs.
• Integrate third-party services and data sources.

Skills

Proficiency in Python or Java

Agile methodologies

Communication skills

Familiarity with Swagger

Familiarity with Postman

Familiarity with CI/CD pipelines

Ability to manage time-sensitive work packages independently

Job description

Job Title: API Developer

Location: Remote

Contract Length: 3 months

Start Date: ASAP

iO Associates are working with an exciting UK Based Defence company that blends strategic modelling, specialist analytics, and operational insight to simplify complex challenges and empower decisive thinking. They are looking for an API Developer to join the team for 3 months to support one of their existing contracts. This is a great opportunity for someone who is looking to join a dynamic team where you'll build integrations that transform complex data into actionable insights, all within a culture that values autonomy and innovation.

Key Responsibilities:

• Requirements Analysis: Employ structured methods to capture and assess technical requirements.
• API Development: Design and implement secure, scalable APIs using Python or Java.
• System Integration: Integrate third-party services and data sources.
• Task Structuring: Organise tasks into functional work packages (discovery, design, implementation, acceptance).
• Stakeholder Collaboration: Work closely with stakeholders and technical assurers to ensure quality delivery.
• Prioritisation & Validation: Apply MoSCoW prioritisation and scenario analysis for requirement validation.

Essential Skills:

• API Development: Proficiency in Python or Java for building RESTful and GraphQL APIs.
• Agile Methodologies: Experience with structured delivery frameworks and Agile practices.
• Development Tools: Familiarity with Swagger, Postman, and CI/CD pipelines.
• Communication: Strong stakeholder engagement and collaboration skills.
• Autonomy: Ability to manage time-sensitive work packages independently.

Job Title: API Developer

Location: Remote

Contract Length: 3 months

Start Date: ASAP

If this role sounds like something you are interested in, please send your CV and the best number to contact you on and I will be in touch.