Platform Support Specialist

Salary: £33,000 - 56,000 per year

Requirements:

• Equivalent of a bachelors degree or higher.
• Two to five years of experience in a securities-related or technical support position.
• Knowledge of financial market equity and derivatives products.
• Experience monitoring and supporting production, mission-critical market data systems.
• Familiarity with the FIX protocol and a strong understanding of order lifecycle workflows.
• Proficiency with Linux and Windows, and general comfort with SQL.
• Good judgment about when to make decisions and when to escalate.
• Willingness to use AI tools to work efficiently, with the judgment to verify outputs before they reach a customer or production system.
• A track record of resolving recurring incidents by removing their root causes.
• Fluency with an AI assistant used to reduce repetitive work.
• Experience with version control and Git workflows for operational scripts and tooling.
• Experience with market data dissemination platforms and knowledge of market data delivery, including multicast transmission.
• Working knowledge of network and data centre terminology related to customer connectivity and onboarding.
• Scripting or programming experience, such as SQL, C#, Java, or Python.
• Experience mentoring or coaching less experienced colleagues.

Responsibilities:

• Lead investigations of complex platform issues using log analysis, data validation, API and FIX behaviour analysis, and SQL- and UNIX-based diagnostics.
• Own escalated cases through resolution and distinguish customer misuse from platform defects.
• Coordinate incident management across teams, conduct post-incident reviews, drive severity classification, and track resulting actions to closure.
• Participate in P1, P2, and Code Red events, leading them when Tier 3 coverage is unavailable.
• Handle advanced customer conversations and validate customer-facing explanations before they are sent.
• Support Data Vantage business teams with data and order-type behaviour requests, and assist third-party clients with configuration and troubleshooting.
• Support Data Vantage product management and carry out defined legal, regulatory, and compliance duties.
• Conduct data mining and research using SQL, a UNIX shell, and our proprietary tools.
• Perform daily system startup, shutdown, and health checks across production, certification, and disaster recovery environments; monitor dashboards, alerts, scheduled jobs, and database health.
• Create and maintain runbooks, job aids, and technical procedures, and draft technical notices and specification updates.
• Mentor Tier 1 colleagues through shadowing, case walkthroughs, and knowledge-transfer sessions.

Technologies:

• AI
• API
• C#
• Git
• Incident Management
• Support
• Java
• LESS
• Linux
• Network
• Python
• SQL
• Unix
• Windows

More:

We are hiring a full-time Platform Support Specialist in London to support our Data Vantage market data and analytics platforms and related systems, including DataShop/LiveVol, Silexx, Hanweck, and Cboe Global Indices. You will join our Product and Platform Support teams, supporting real-time systems used by professional market participants. We are an AI-forward team: associates have at least one AI-related goal, and you will be encouraged to use our AI assistant and help shape how the team uses it. The role includes working several UK public holidays, with time off in lieu. We offer competitive salary and incentive compensation, private medical insurance including dental cover, private GP access, life and long-term illness insurance, an employee assistance programme, enhanced parental and adoption leave, pension contributions of up to 7% of base salary, 25 days annual holiday increasing with service up to 30 days, a discounted employee stock purchase plan, referral bonuses, complimentary office lunch and refreshments, tuition assistance, charitable giving matches, and volunteering opportunities. We are an equal opportunity employer and celebrate the differences of our associates.

last updated 39 week of 2026