JAMES CLARKE
Summary
With 10+ years experience in the data industry, I have worked in multiple fields which span across start-up consultancies all the way through to established enterprise companies. From starting with hands-on coding work to leading high-performing teams comprised of Senior Data & Analytics Engineers, every moment of my career has led to further understanding of what a successful data platform looks like, what a high-performing team consists of and what insights businesses find most important.
Overview
11
11
years of professional experience
11
11
years of post-secondary education
1
1
Certification
Work history
Data Lead, GTM
Perk
London
2025.06 - Current
- Partnering with senior revenue leaders (CRO, VP of RevOps, country managers) to provide strategic insights and support data-driven decision-making
- Leading a team of 4 comprising data analysts, analytics engineers, and data engineers
- Led & advised on best practice data architecture in Salesforce & dbt to smoothly transition to new sales metrics after a merger to a newly acquired company (Yokoy)
- Delivered go-to-market SitRep dashboards, which are reviewed by leadership on a bi-weekly cadence
- Overseeing our revenue models in Snowflake & dbt to ensure data is accurate, tested and efficiently flowing through to Looker and Salesforce correctly
Manager, Business Intelligence
Perk
London
2024.03 - 2025.06
- Led the Business Intelligence function to drive strategic decision-making through data-driven insights. Responsible for building a scalable, self-serve analytics Looker platform and enhancing data governance.
- Managed the Looker platform, handling over 150,000 queries per week, to provide seamless access to data-driven insights across the business, improving operational efficiency and strategic decision-making.
- Expanded and structured a high-performing team of five, spanning junior to senior levels, by implementing a comprehensive learning and development framework to enhance skill growth and career progression.
- Implemented AI and CI/CD checks to automate administrative tasks, optimising team efficiency and allowing focus on high-impact, strategic initiatives.
Senior Business Intelligence Developer
Perk
London
2022.09 - 2024.03
- Developed and optimised BI solutions to enhance data accessibility and decision-making across the organisation. Focused on improving Looker implementations and streamlining data pipelines for greater efficiency.
- Key Projects & Achievements:
- Co-led a data warehouse migration from Redshift to Snowflake, improving system performance and scalability.
- Optimised query execution, reducing run times from 60 seconds to 7 seconds after addressing significant technical debt.
- Managed stakeholder relationships across Account Management, Revenue Operations, and Finance, ensuring the successful delivery of key initiatives.
- Led a large-scale initiative to migrate over 300 derived tables to dbt, streamlining the LookML layer for greater efficiency and maintainability.
Senior Business Intelligence Consultant
Redkite
London
2021.05 - 2022.09
- Responsible for leading fast-paced engagements to train clients on best development practices in Looker, ranging from start-ups to full-scale enterprise migrations.
- Key Projects & Achievements:
- Co-led Financial Times' migration of 400+ dashboards from Chartio to Looker, ensuring team adoption of best practices in LookML & Git workflow.
- Developed LookML using Google BigQuery SQL and provided hands-on support for development teams.
- Delivered Looker training sessions, covering Foundations, Advanced LookML, and Explorer Training.
- Achieved full Looker accreditation and trained Looker Professional Services team.
- Managed end-to-end data projects from cloud storage (AWS, GCP, Snowflake) to dashboard scheduling in Looker.
Senior Data Analyst
Barclays
London
2018.07 - 2021.05
- Led key initiatives in the Insurance Pricing team, using Teradata SQL and Tableau to optimise customer targeting and pricing strategies.
- Key Projects & Achievements:
- Premier Customer Targeting: Developed a Tableau dashboard integrating transactional, ACORN, and demographic data to enhance customer insights for Relationship Managers.
- Advancing Data Sharing: Spearheaded a strategic initiative to securely share data via AWS cloud, collaborating with Data Privacy, Legal, and Infrastructure teams.
- Created Tableau dashboards for monitoring product performance and geo-spatial visualisation of branch analytics.
- Nominated as a ‘Rising Star’ in CPII awards within three months of joining.
Data & Analytics Consultant
Sopra Steria
London
2015.06 - 2018.06
- Developed advanced analytics solutions for major banks, focusing on remediation projects and business intelligence.
- Key Achievements:
- Promoted from Graduate to Consultant within a year; voted 'Best Graduate' after scoring 95% in SAS exam.
- Led data analysis for multiple bank projects, saving a client over £1 million by designing an automated SQL model for complaints handling.
- Managed stakeholder communications and developed high-complexity SQL/SAS models under tight deadlines.
- Worked in Chief Data Office, identifying root causes of data issues across bank systems using Teradata, Hadoop, and Jira.
Education
Accounting & Finance -
Nottingham Trent University
2010.01 - 2014.01
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Sir Henry Floyd Grammar School
2003.01 - 2010.01
Skills
- Business Intelligence tools (Looker, Tableau, Power BI)
- Data Strategy, Architecture & Observability
- Data Transformation (dbt)
- Data Governance
- Data ETL (Airflow, Snowflake, Redshift etc)
- Other: Salesforce, Gong, CaptivateIQ, Jira, Notion, Figma, CI/CD
SOFT SKILLS
- Team Leadership
- Building a high-performing Data Team
- Stakeholder Management
- Calm under pressure
- Approachable & sociable
Certification
- Looker Delivery Verified & LookML Developer Certified
- Base SAS (95%)
- BCS Requirements Engineering & Business Analysis
- GARP Foundation in Financial Risk
HOBBIES & INTERESTS
- Lover of all sports, particularly Football, Cricket, Tennis and Chess (yes, it's a sport!)
- Healthy living
- Puzzles & Crosswords
- Finding the best pastries in London
- More recently, Running
Timeline
Data Lead, GTM
Perk
2025.06 - Current
Manager, Business Intelligence
Perk
2024.03 - 2025.06
Senior Business Intelligence Developer
Perk
2022.09 - 2024.03
Senior Business Intelligence Consultant
Redkite
2021.05 - 2022.09
Senior Data Analyst
Barclays
2018.07 - 2021.05
Data & Analytics Consultant
Sopra Steria
2015.06 - 2018.06
Accounting & Finance -
Nottingham Trent University
2010.01 - 2014.01
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Sir Henry Floyd Grammar School
2003.01 - 2010.01