Arch Capital Group

Arch Capital Group

London

Data Quality Lead

Full-Time£68,000 - 108,000 per yearavant-hierUnited Kingdom
IT

Job Description

Salary: £68,000 - 108,000 per year

Requirements:
  • Deep understanding of critical data flows and business processes within the speciality insurance market, including the London Market.
  • Ability to produce clear and concise reports and documentation for both technical and non-technical audiences.
  • Strong analytical mindset with proven ability to diagnose complex data issues.
  • Excellent communication skills, with the ability to simplify technical topics for business colleagues.
  • Confidence with stakeholders, including leading conversations and challenging assumptions constructively.
  • Strong organisation and structure, with the ability to manage multiple concurrent issues.
  • Skilled in root-cause analysis methods such as 5 Whys, Fishbone, and data lineage mapping.
  • Ability to guide offshore teams and ensure consistent quality of work.
  • Understanding of data governance, data controls, and regulatory data expectations.
  • Proficiency with SQL, Excel, and data quality tooling such as DQ dashboards, issue-tracking, and profiling tools.
  • Bachelors or masters degree in a highly analytical discipline.
  • Professional certifications in business analysis (e.g. ISEB) and data management (e.g. DAMA) are nice to have.
  • 5+ years in data quality, data analysis, MDM, or similar roles.
  • Experience leading or mentoring junior or offshore analysts.
  • Demonstrable success resolving cross-functional data issues end to end.
  • Experience within specialty insurance and the London Market.
  • Exposure to root-cause analysis, issue management tooling, and data governance practices.
Responsibilities:
  • Oversee the end-to-end ownership of the data quality issue lifecycle, including triage, root-cause analysis, assignment, resolution, and closure.
  • Ensure SLAs are met, blockers are escalated, and stakeholders are kept updated.
  • Maintain a clear and transparent view of issue status and ageing.
  • Provide daily direction, prioritisation, and quality oversight to offshore Data Quality Analysts.
  • Review offshore work outputs to ensure accuracy and consistency.
  • Coach analysts to improve investigation quality, documentation clarity, and prevention thinking.
  • Act as the primary point of contact for UK-based data owners, SMEs, and operations teams.
  • Run workshops or playback sessions to explain issues, remediation plans, and expected changes.
  • Translate technical findings into clear business terms.
  • Collaborate with technology teams to validate technical defects and ensure production fixes are implemented correctly.
  • Align with Operations to embed new processes that prevent recurrence.
  • Support change assessments where fixes intersect with projects or system releases.
  • Identify recurring issue patterns and propose prevent-rather-than-correct actions.
  • Contribute to data rule definitions, quality controls, validation logic, and monitoring dashboards.
  • Recommend updates to data standards, lineage, and ownership models.
  • Produce weekly and monthly data quality reporting for management.
  • Ensure all issues are documented to an audit-ready standard.
  • Support Data Governance forums with insights on emerging risks and thematic trends.
Technologies:
  • Excel
  • Support
  • SQL

More:

We are a company with a culture rooted in collaboration, expertise, and innovation, and we aim to promote progress and inspire our clients, employees, investors, and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In this full-time role, we are hiring for locations in London, United Kingdom, and Colchester, United Kingdom.

last updated 35 week of 2026

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About Arch Capital Group

Arch Capital Group

Arch Capital Group

London

IT

Skills & Technologies

GoScalaAIUI

Inferred from job description

Salary Insight

£88,000

This role

£85,000

UK median

This salary is 4% above the UK median for Lead roles85,000/yr).

Based on 2024–2025 UK technology sector benchmarks

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