Job Description

About Us

Join our World of Talent.

Global, culturally diverse, inclusive, and innovative - welcome to AMS, where talent is our world. Over the last two decades, AMS has redefined the landscape of talent outsourcing and consulting. From pioneering the concept of RPO to continually revolutionising how organisations approach talent acquisition, AMS stands as a world leader in the industry.



Committed, engaged, and inspired, we feel a real sense of belonging, and all have one thing in common: a real passion for talent. Become part of this world and make a difference with us.

The Role

Our opportunity is your chance to play a crucial role in redefining the world of talent. Interested? Then we would like to talk to you!



The Principal Prompt Engineer plays a pivotal role in shaping AMS's prompt engineering capabilities across platforms. This role is central to delivering AMS's digital strategy by providing technical leadership and implementation expertise across both customer-facing and internal AI solutions. The Principal Prompt Engineer ensures that innovation, accessibility, and data integrity are embedded in all touchpoints, driving excellence in prompt engineering practices and outcomes. Reporting Line and People Management.

Key Accountabilities

Things you will do:

Lead the design, writing, and optimization of prompts for diverse AI models and use cases, ensuring alignment with enterprise standards. Make timely and well-informed technical decisions that guide the team through ambiguity and ensure consistent progress across prompt engineering initiatives. Adapt prompt strategies and delivery approaches in response to evolving requirements or constraints, maintaining alignment with strategic outcomes. Translate complex technical requirements into clear, actionable plans, enabling shared understanding and effective execution across cross-functional teams. Creation of AI test plans and execution of testing in line with our AI testing framework Balance speed and quality in prompt delivery, making judgement calls that consider broader platform impact and stakeholder expectations. Lead resolution of intricate prompt-related challenges, engaging relevant experts and stakeholders to drive consensus and sustainable solutions. Drive the evolution of prompt engineering practices, ensuring seamless integration with AI services, agents, and third-party APIs. Work closely with developers, AI engineers, and architects from other teams to deliver against AI priorities. Provide architectural input and hands-on support to ensure robust, secure, and performant prompt solutions. Champion best practices in prompt engineering, including responsible AI principles and performance benchmarking. Collaborate with data engineering teams to ensure prompts are underpinned by scalable data pipelines and technologies such as semantic search and knowledge graphs. Ensure technical documentation is maintained and aligned with governance and compliance requirements. Use AI development tools to rapidly convert business concepts into lightweight, demonstrable AI prototypes. Evaluate and recommend emerging AI capabilities and tools for recruitment applications.

Skills & Experience

You'll need to demonstrate:

Must haves

Prompt Engineering


Expertise in designing, refining, and evaluating prompts for diverse LLMs (e.g., OpenAI, Anthropic, Google etc.) across varied use cases. Ability to construct modular, reusable prompt components that support orchestration and chaining. Experience applying prompt engineering patterns (e.g., few-shot, zero-shot, CoT, retrieval-augmented generation) to optimise performance and reliability. Skilled in prompt evaluation techniques, including human-in-the-loop testing, A/B comparisons, and automated scoring frameworks. Familiarity with prompt testing and evaluation tools (e.g., OpenAI Evals, PromptLayer, TruLens) to assess performance, safety, and robustness. Understanding of responsible AI principles and how they apply to prompt design, including bias detection, ethical safeguards, and transparency.

Familiarity with programming languages & tools


Experience using Python, JavaScript or other similar languages to build lightweight prototypes in order to validate AI concepts and support solutioning with business stakeholders. Ability to leverage AI coding tools (e.g., Claude Code) to accelerate development of proof-of-value solutions. Comfortable scripting basic functionality to support prompt testing, chaining, and orchestration. Familiarity with integrating APIs and tools to simulate end-to-end AI workflows in prototype environments.

Familiarity with generative AI tools, techniques and market developments


Proficient in using leading generative AI platforms and APIs for enterprise-grade applications. Familiarity with orchestration frameworks and agent tooling to support multi-step reasoning and task automation. Awareness of emerging trends in prompt tooling, model capabilities, and evaluation techniques, including hallucination mitigation and grounding strategies. Understanding of responsible AI principles, including bias detection, safety testing, and ethical considerations in generative AI deployment. Ability to assess and recommend new generative AI capabilities for integration into recruitment workflows and business prototypes.

Other

Why AMS?

At AMS, we recognise the value of different perspectives and experiences in prompting innovation, sparking creativity, and solving problems.



We come from every walk of life, and our culture is open and inclusive. Our people enjoy flexibility, autonomy, and being trusted to work their way. We offer you career opportunities in every direction you want to explore. It's our world but you can do it your way.

We offer:

Full training and support High value and challenging work A vibrant, diverse, and collaborative culture Flexible working A competitive reward and benefits package
The opportunity to embark on a recruitment career with one of the world's leading recruitment companies

Details may vary slightly depending on your location, local labour law, etc.

Our culture of inclusion and belonging.

We welcome applications from people of all backgrounds, and all aspects of employment are based on merit, qualifications, and business needs. We do not discriminate based upon age, disability, gender identity, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, sexual orientation, or any other applicable legally protected characteristic.



If you require any accommodations or have any accessibility needs, please reach out via email Talent@weareams.com or make a member of our Talent Acquisition team aware at any time.



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We take pride in being Disability Confident. This helps to ensure that you can be interviewed fairly if you have a disability, long- term health conditions, or are neurodiverse. You will be shortlisted based on minimum criteria for the role and will be offered support and/or adjustments for the recruitment process if you wish.

Details

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Reference

AMS27802


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Closing

12/09/2025


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Location

Poland, Gdansk / United Kingdom, England, London


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Schedule

Full Time


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Business area

IT Information Technology


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Sector

Professional Business Services


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Employment Type

Permanent