John Allen
Group Head of Platform Strategy, Chief Technology Office at London Stock Exchange Group (LSEG)
Company Details
Technology Stack
Professional Summary
John Allen is Group Head of Platform Strategy, Chief Technology Office at London Stock Exchange Group (LSEG). London Stock Exchange Group (LSEG) operates in the financial services industry and has 23000 employees. Based in Leeds, England, United Kingdom. Classified as a head-level Head of Engineering leader. Their organization's technology stack includes Amazon CloudFront, Salesforce, Cloudflare DNS, Route 53, Amazon SES, and 48 other technologies. London Stock Exchange Group (LSEG) reports annual revenue of 11989549000.
Position in the CTO Rank Database
- • Typical Head of Engineering compensation in England: $190,000 – $370,000 (median $260,000). Composite from levels.fyi, Glassdoor, and Payscale data; adjusted for state cost of labor.
Data compiled from LinkedIn public profiles, company filings, and verified public technology signals. Methodology & sources · Updated June 2026.
Frequently Asked Questions
How do I contact John Allen?
John Allen has a verified email address on file on CTO Rank. They work at London Stock Exchange Group (LSEG). Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does John Allen work for?
John Allen is Group Head of Platform Strategy, Chief Technology Office at London Stock Exchange Group (LSEG), a company in the financial services industry with 23000 employees. The company is headquartered in England, United Kingdom.
What is John Allen's role in technology leadership?
John Allen is classified as a Head of Engineering leader at the head level.
What technologies does John Allen's organization use?
John Allen's organization uses a technology stack that includes Amazon CloudFront, Salesforce, Cloudflare DNS, Route 53, Amazon SES, Mimecast. This information is useful for sales teams, recruiters, and technology vendors.
Is John Allen open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to John Allen using the verified contact information available to Pro members. When recruiting a Group Head of Platform Strategy, Chief Technology Office, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to John Allen at London Stock Exchange Group (LSEG)?
John Allen is Group Head of Platform Strategy, Chief Technology Office at London Stock Exchange Group (LSEG). Head of Engineerings like John Allen typically evaluate vendors in Amazon CloudFront, Salesforce, Cloudflare DNS, and related categories. Use CTO Rank Pro to get verified email and approach directly.
How accurate is John Allen's profile data?
CTO Rank verifies and refreshes profile data weekly. John Allen's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.
Get full access
Unlock verified emails, phone numbers, LinkedIn profiles, and CSV exports for 485,000+ tech leaders.
Upgrade to Pro