Senior Complex Investigator (Banking)

TL;DR

Senior Complex Investigator (Banking): Leading high-stakes internal investigations into workplace conduct and misconduct with an accent on regulatory compliance and evidence-based findings. Focus on managing complex whistleblowing cases, ensuring alignment with UK employment law, and delivering defensible reports for executive leadership.

Location: Hybrid (London, Bristol, Edinburgh, Halifax, Leeds)

Salary: £92,701 - £109,060

Company

A leading UK financial institution transforming the future of finance through a focus on integrity and fair workplace resolution.

What you will do

• Lead end-to-end specialist investigations into high-complexity conduct matters, including executive misconduct and high-stakes whistleblowing.
• Analyze complex and conflicting evidence to produce objective, well-reasoned findings and high-quality investigation reports.
• Partner with HR, Legal, Risk, and executive leadership to resolve high-stakes organizational risks and maintain regulatory standards.
• Ensure all investigation processes comply with UK employment law, ACAS codes, and SYSC18 whistleblowing obligations.
• Identify opportunities to improve investigation practices and coach other investigators to build overall team capability.

Requirements

• Must be based in the UK (London, Bristol, Edinburgh, Halifax, or Leeds).
• Proven experience leading complex, sensitive, or high-risk internal investigations end-to-end.
• Strong professional knowledge of UK employment law, ACAS Code, and SYSC18 whistleblowing obligations.
• Exceptional written communication skills for producing defensible reports for executive-level audiences.
• High standards of integrity and professional courage to challenge senior leadership when required.

Nice to have

• Experience handling board-sensitive, criminal, or internationally complex investigations.
• Experience acting as a point of contact for external legal advisers or third-party investigation support.
• Background working in regulated financial services or other complex corporate environments.
• Experience mentoring or upskilling other investigators in evidence analysis and report writing.

Culture & Benefits

• Generous pension contribution of up to 15% and an annual performance-related bonus.
• 30 days’ holiday in addition to bank holidays.
• Comprehensive share schemes, including free shares and lifestyle discounts.
• Strong commitment to diversity, equity, and inclusion, including dedicated support for disability and menopause health.
• Flexible office attendance and working patterns to support reasonable workplace adjustments.