Junior Software Developer jobs in United Kingdom

WPP is the creative transformation company. We use the power of creativity to build better futures for our people, planet, clients, and communities.

Working at WPP means being part of a global network of more than 100,000 talented people dedicated to doing extraordinary work for our clients. We operate in over 100 countries, with corporate headquarters in New York, London and Singapore.

WPP is a world leader in marketing services, with deep AI, data and technology capabilities, global presence and unrivalled creative talent. Our clients include many of the biggest companies and advertisers in the world, including approximately 300 of the Fortune Global 500.

Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow.

We are seeking a highly skilled and motivated Agent & Prompt Engineering Subject Matter Expert (SME) to join our Enablement team. In this role, you will be a key driver in helping our B2B clients successfully adopt and leverage the power of AI agents and sophisticated prompt engineering techniques to achieve their business goals. You will be responsible for designing, developing, implementing, and optimizing AI agents across various applications and agentic frameworks. This role requires a blend of technical expertise, linguistic understanding, analytical skills, and exceptional communication abilities. You will play a crucial role in driving user adoption, identifying opportunities for improvement, and establishing best practices for agent and prompt engineering within our organization and for our clients.

• Define the goals, capabilities, and functionalities of AI agents for specific client use cases.
• Design the agent's architecture, including data input/output, decision‑making processes, and interaction mechanisms.
• Identify and define tasks that can be automated by AI agents to augment teams on project‑based pilots, driving early value realization.
• Monitor agent performance and identify areas for improvement, leveraging data‑led insights to unlock operational efficiencies.
• Develop Agents evaluation dataset and perform Agents testing.
• Implement mechanisms for agents to learn from data and adapt to changing environments.
• Deploy AI agents in a production environment and monitor their performance.
• Collaborate with other teams to ensure seamless integration and deployment.
• Develop and maintain knowledge bases and ontologies for AI agents.
• Define core set of Agent principles & setup config (onboarding & off boarding to drive reusability).
• Develop Common Agents (utilized end to end across all projects) & Multi‑Agents workflows (complex multi‑tasking initiated by Agent orchestration).
• Develop and optimize prompts for various AI applications, including text generation, code generation, data analysis, chatbots, and virtual assistants.
• Craft prompts to generate different types of text, such as articles, scripts, or social media posts.
• Use prompts to analyse data and extract insights.
• Design prompts for chatbots and virtual assistants to handle customer inquiries and provide assistance.
• Maintain a repository of successful prompts and best practices for future use.
• Codify best practices to inform learning & upskilling to drive user proficiency.
• Develop Prompt engineering - best practices (Beginner to expert).
• Contribute to end‑user materials preparation, including playbooks, videos and reference guides.
• Identify user pain points and opportunities for continuous improvement to the product backlog.
• Collaborate with cross‑functional teams, including product development, customer success, and sales, to ensure alignment and coordination of efforts.
• Excellent communication skills to collaborate effectively with cross‑functional teams.

• Stay up‑to‑date with the latest advancements in AI and agent technology.
• Improve ways to measure Agent effectiveness to unlock operational efficiencies through data‑led insights.

• Bachelor's degree in Computer Science, Linguistics, Data Science, or a related field (Master's degree preferred).
• Significant experience in AI, machine learning, or natural language processing.
• Proven experience in prompt engineering and AI agent development.
• Strong understanding of AI concepts, algorithms, and machine learning techniques.
• Experience with programming languages such as Python, Java, or C++.
• Familiarity with AI agent frameworks and platforms (e.g., OpenAI Gym, TensorFlow Agents, Rasa).
• Experience with data analysis, data mining, and knowledge representation.
• Hands‑on, self‑starter with exceptional organisational skills and acute attention to detail.
• Strong project management skills, with experience leading complex change management initiatives.
• Excellent communication and interpersonal skills, with the ability to build relationships and influence stakeholders at all levels of the organization.
• Knowledge of SaaS platforms and the ability to quickly learn and understand the capabilities of our B2B SaaS platform.
• Adaptability and flexibility in handling multiple planned and unplanned responsibilities and competing priorities.
• Analytical skills, with the ability to measure and report on the success of the change management initiative.
• Strong understanding of language, syntax, and semantics.
• Familiarity with AI models, programming languages (e.g., Python), and data analysis.
• Ability to identify patterns, analyse data, and draw conclusions.
• Ability to troubleshoot issues and find creative solutions.
• Excellent communication skills to collaborate effectively with cross‑functional teams.
• Deep understanding of AI algorithms, machine learning models, and natural language processing techniques.
• Ability to analyse large datasets and present findings in a clear and concise manner.
• Proven ability to manage change effectively and drive user adoption.
• Experience in managing complex projects and delivering results on time and within budget.

You're open: We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views. We are open-minded: to new ideas, new partnerships, new ways of working.

You're optimistic: We believe in the power of creativity, technology and talent to create brighter futures for our people, our clients and our communities. We approach all that we do with conviction: to try the new and to seek the unexpected.

You're extraordinary: we are stronger together: through collaboration we achieve the amazing. We are creative leaders and pioneers of our industry; we provide extraordinary every day.

Passionate, inspired people – We aim to create a culture in which people can do extraordinary work.

Scale and opportunity – We offer the opportunity to create, influence and complete projects at a scale that is unparalleled in the industry.

Challenging and stimulating work – Unique work and the opportunity to join a group of creative problem solvers. Are you up for the challenge?

We believe the best work happens when we’re together, fostering creativity, collaboration, and connection. That’s why we’ve adopted a hybrid approach, with teams in the office around four days a week. If you require accommodations or flexibility, please discuss this with the hiring team during the interview process.

WPP is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers.

Please read our Privacy Notice: https://www.wpp.com/en/careers/wpp-privacy-policy-for-recruitment for more information on how we process the information you provide.