Fullstack AI Developer

Our client (Financial Services) is seeking a Fullstack AI Developer to join their Engineering team to help support immediate project delivery needs and to help shape the organisation's broader transition toward AI-assisted software engineering.

The successful candidate will bring a strong full-stack engineering background, practical cloud infrastructure capability, and a modern understanding of AI-driven development practices.

This position will be operating inside IR35, with rate ~ £600 per day, on an initial 6 month contract.

The role is hybrid working (1-2 days on site per week), with preferred location of Sheffield but London may also be possible.

Key Responsibilities

• Design, develop, and maintain scalable software solutions across Front End and Back End services.
• Contribute to the delivery of key product and project milestones as part of a multidisciplinary engineering team.
• Build and support cloud-native solutions using AWS services and modern deployment practices.
• Apply AI-assisted development techniques to improve speed, quality, and consistency across the software development life cycle.
• Contribute to specification-driven development approaches, helping translate business and product intent into structured engineering outputs.
• Support the adoption of modern engineering practices including CI/CD, automated testing, and infrastructure-as-code.
• Work closely with Product, Delivery, QA, and Platform colleagues to ensure solutions are robust, maintainable, and aligned to delivery goals.
• Identify opportunities to improve development efficiency through the practical use of AI tooling and workflow optimisation.
• Share knowledge with wider engineering teams and support the development of internal AI capability and confidence.
• Contribute to continuous improvement activity across engineering standards, tools, and delivery practices.

Essential Skills:

• Strong experience in full-stack software development, with capability across both Front End and Back End technologies.
• Proven experience with modern Front End frameworks such as React, Vue, Angular, or similar.
• Strong Back End development skills, including API design and service-based architecture.
• Proficiency in one or more Back End languages such as Python, Node.js, Java, or equivalent.
• Hands-on experience with AWS and cloud-native development, including relevant managed services.
• Experience working with CI/CD pipelines, version control, and modern release practices.
• Good understanding of software engineering fundamentals including testing, maintainability, performance, and security.
• Experience working in agile product or project delivery environments.
• Strong communication and collaboration skills, with the ability to work effectively across technical and non-technical teams.

Desirable Skills:

• Experience with AI-assisted development tools and workflows.
• Knowledge of specification-driven development approaches.
• Familiarity with LLMs and their practical application within software delivery.
• Experience with infrastructure-as-code and automated deployment tooling.
• Experience supporting engineering teams in adopting new tools, methods, or practices.
• Ability to explain AI concepts and approaches in a practical and accessible way.
• Coaching or mentoring experience within development teams.

About Korn Ferry

Korn Ferry unleashes potential in people, teams, and organizations. We work with our clients to design optimal organization structures, roles, and responsibilities. We help them hire the right people and advise them on how to reward and motivate their workforce while developing professionals as they navigate and advance their careers. To learn more, please visit our website

• Strong experience in full-stack software development, with capability across both Front End and Back End technologies.
• Proven experience with modern Front End frameworks such as React, Vue, Angular, or similar.
• Strong Back End development skills, including API design and service-based architecture.
• Proficiency in one or more Back End languages such as Python, Node.js, Java, or equivalent.
• Hands-on experience with AWS and cloud-native development, including relevant managed services.
• Experience working with CI/CD pipelines, version control, and modern release practices.
• Good understanding of software engineering fundamentals including testing, maintainability, performance, and security.
• Experience working in agile product or project delivery environments.
• Strong communication and collaboration skills, with the ability to work effectively across technical and non-technical teams.

Desirable Skills:

• Experience with AI-assisted development tools and workflows.
• Knowledge of specification-driven development approaches.
• Familiarity with LLMs and their practical application within software delivery.
• Experience with infrastructure-as-code and automated deployment tooling.
• Experience supporting engineering teams in adopting new tools, methods, or practices.
• Ability to explain AI concepts and approaches in a practical and accessible way.
• Coaching or mentoring experience within development teams.

£500 - £600 per day

Our client (Financial Services) is seeking a Fullstack AI Developer to join their Engineering team to help support immediate project delivery needs and to help shape the organisation's broader transition toward AI-assisted software engineering.

The successful candidate will bring a strong full-stack engineering background, practical cloud infrastructure capability, and a modern understanding of AI-driven development practices.

This position will be operating inside IR35, with rate ~ £600 per day, on an initial 6 month contract.

The role is hybrid working (1-2 days on site per week), with preferred location of Sheffield but London may also be possible.