Workday Extend Developer

Salary: £19,500 - 35,500 per year

Requirements

• Hands-on experience developing Extend applications.
• Experience developing and coding within agile delivery environments.
• Experience working with web service technologies (REST, SOAP).
• Clear and effective communicator, able to communicate with customers and colleagues with credibility, including in a remote working situation.
• Proficient with use of the English language.
• Good commercial awareness and some understanding of project and business dynamics.
• Ability to plan own workload and meet deadlines.
• Ability to apply all relevant standards and procedures to own work, maintaining high quality and accuracy at all times.
• Awareness of the importance of confidentiality and non-disclosure policies and/or agreements and ensuring security of information at all times.
• Desirable: obtained Extend certifications from an accredited body in area of specialization.
• Desirable: obtained HCM certification.

Responsibilities

• Join our Product team to focus entirely on innovating new products on the Workday platform.
• Help identify, build, sell, and operate new products until they become mature products.
• Use technologies and platforms including Workday Extend, AWS, and AI.
• Work within a small, collaborative team, contributing to the technical design and technical solutions for one or more new products.
• Work with our product team to help build out customer-focused roadmaps.
• Create proof-of-concepts and gather user feedback to design solutions that address customer and prospect problems.
• Support junior colleagues and embody our values.
• Help build a community of practice in our specialist area.

Technologies

• AI
• AWS
• Support
• REST
• SOAP
• Security
• Web
• Cloud

More

We are Kainos, a people-first company of problem solvers, innovators, and collaborators creating real impact through digital services and Workday solutions. We develop innovative SaaS products that help Workday customers maximize their investment, including solutions for testing, compliance, data masking, employee document management, and pay transparency analysis. This role sits within a new Product team focused on building future offerings on the Workday platform, supported by partnerships such as the Marketplace, AI Gateway, AWS integration, and the Built on Workday programme. We offer a diverse, ambitious, and collaborative environment where ideas are valued, growth is supported, and contributions make a difference.

last updated 36 week of 2026