AI Solutions Engineer

Holman Fenwick Willan LLP; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Holman Fenwick Willan LLP in London seeks an AI Solutions Engineer to design, build and deploy secure AI capabilities that enhance legal service delivery and knowledge management. You will work closely with lawyers, knowledge professionals and IT teams to implement responsible AI across the firm.

You will translate business needs into robust technical solutions, support testing and adoption, and contribute to governance and best practices for AI development within a global firm.

Qualifications

• Experience in a legal or professional services environment is beneficial but not essential.
• Ability to translate complex requirements into scalable, secure AI solutions.
• Strong knowledge of ML fundamentals, NLP, LLMs and prompt engineering.
• Experience evaluating and integrating third-party AI tools.
• Understanding of GDPR and other AI-related regulatory frameworks.
• Awareness of secure system design, access controls and auditing.
• Excellent communication of technical concepts to non-technical stakeholders.
• Ability to work across geographies and teams in a complex environment.

Responsibilities

• Design, build and support AI solutions to support legal work, including legal research, document analysis, contract review, summarisation, and due diligence.
• Collaborate with lawyers, knowledge teams and other stakeholders to identify high-value use cases and integrate agentic AI into legal workflows and core systems.
• Design, build and support AI solutions to improve and automate mid and back-office services, e.g. client and matter onboarding, business development and IT support.
• Translate legal and business requirements into robust technical solutions.
• Support user testing, feedback, and iterative improvement to drive adoption across the firm.
• Design AI systems with data privacy, security, and confidentiality by default.
• Ensure AI outputs are explainable, auditable, and appropriate for legal and professional use.
• Work with Risk, Compliance, and IT Security teams to ensure adherence to internal policies and external regulatory requirements.
• Develop reusable AI components that can be deployed across multiple jurisdictions and offices.
• Contribute to firm-wide standards, best practices, and governance for AI development.
• Assess third-party AI tools and platforms, including legal-tech solutions. Build proofs of concept and perform technical evaluations to support build-versus-buy decisions.
• Stay informed on AI developments and assess their applicability to the firm’s needs.
• Support the firm’s broader AI and innovation strategy through technical expertise.
• Contribute to internal knowledge-sharing, documentation, and upskilling initiatives.
• Serve as a technical adviser on emerging AI capabilities, risks and best practices.

Skills

AI platform expertise

Software development

ML fundamentals

NLP

LLMs & prompt engineering

Data privacy & security

Communication to non-technical

Cross-geography collaboration

Tools

Copilot Studio

Azure DevOps

Azure AI Foundry

Job description

The IT department has approximately 60 staff globally, located in London, Paris, Piraeus, Dubai, Hong Kong, Sao Paulo, Melbourne, Perth, Singapore, and Sydney.

HFW’s Information Technology team’s vision is to deliver and support innovative technology that enables client service excellence, globally.

The role

The AI Solutions Engineer will play a crucial role in supporting the development and deployment of artificial intelligence (AI) solutions across the firm. This role will play a key part in designing, building, and maintaining trusted AI that enhances legal service delivery, knowledge management, and operational efficiency.

The role offers the opportunity to influence and shape the use of AI across HFW.

This is a hands on technical role, working closely with lawyers, knowledge professionals and business services teams to deliver and support secure and scalable AI solutions.

Key responsibilities

• Design, build and support AI solutions to support legal work, including legal research, document analysis, contract review, summarisation, and due diligence.
• Collaborate with lawyers, knowledge teams and other stakeholders to identify high‑value use cases and integrate agentic AI into legal workflows and core systems.
• Design, build and support AI solutions to improve and automate mid and back-office services, e.g. client and matter onboarding, business development and IT support.
• Translate legal and business requirements into robust technical solutions.
• Support user testing, feedback, and iterative improvement to drive adoption across the firm.
• Design AI systems with data privacy, security, and confidentiality by default.
• Ensure AI outputs are explainable, auditable, and appropriate for legal and professional use.
• Work with Risk, Compliance, and IT Security teams to ensure adherence to internal policies and external regulatory requirements.
• Develop reusable AI components that can be deployed across multiple jurisdictions and offices.
• Contribute to firm‑wide standards, best practices, and governance for AI development.
• Assess third‑party AI tools and platforms, including legal‑tech solutions. Build proofs of concept and perform technical evaluations to support build‑versus‑buy decisions.
• Stay informed on AI developments and assess their applicability to the firm’s needs.
• Support the firm’s broader AI and innovation strategy through technical expertise.
• Contribute to internal knowledge‑sharing, documentation, and upskilling initiatives.
• Serve as a technical adviser on emerging AI capabilities, risks and best practices.

Key skills and experience required

• Experience of working in a legal or comparable professional services organisation would be beneficial but not essential.
• Ability to combine AI platform expertise with software development skills to build scalable, secure and maintainable solutions.
• Proficiency with Microsoft technologies including Copilot Studio, Azure DevOps and Azure AI Foundry
• Experience building and deploying AI or machine learning solutions in production environments.
• Solid understanding of:
  • Machine learning fundamentals
  • Natural language processing (NLP)
  • Large Language Models (LLMs) and prompt engineering
• Working experience of designing prompts, skills, grounding strategies, and knowledge integrations to ensure reliable AI responses.
• Experience evaluating and integrating third‑party AI tools and platforms.
• Clear understanding of data protection principles and other AI related regulatory frameworks, including GDPR and EU AI Act.
• Awareness of secure system design, access controls, and audit requirements.
• Able to communicate complex technical concepts clearly to non‑technical stakeholders.
• Pragmatic, risk‑aware, and focused on delivering reliable solutions.
• Strong problem solving and analytical skills.
• Methodical and thorough, showing good attention to detail.
• Professional manner with the ability to work under pressure and prioritise effectively.
• Experience of working effectively across geographies, cultures, teams and functions with an ability to operate effectively in a complex environment.

Additional information

Kindly note, this job description is not contractual. It will be reviewed periodically and may be amended or altered to meet the needs of the firm.

HFW aims to ensure equality of opportunity, and we are actively working towards improving the diversity of our staff. All applications will be considered only on merit and the applicant’s suitability to meet the requirements of the role.

HFW collects and processes personal data relating to job applicants to manage its recruitment process. The firm is committed to being transparent about how it collects and uses that data and to meeting its data protection obligations. For information on how the firm will process your data, please see our Privacy Notice , in the section “What we collect and how we use it”.

Published

27 October 2026

Job Type: Business Services

Location: London

Department: Information Technology

Role: Permanent

About HFW

HFW is a sector focused global law firm. We have over 700 lawyers working across the Americas, Europe, the Middle East, Asia and Australia. We take a progressive approach to our roles in commercial business – thinking creatively and pragmatically to support our clients.

Whether we are solving complex issues within the construction, aviation or shipping industries, or providing advice across insurance, commodities and energy we are specialist lawyers here to add value to our clients. We think about the commercial solution first and then underpin our advice with a solid foundation of legal expertise.