ION SME

Salary: £33,000 - 65,000 per year

Requirements:

• We need extensive experience supporting a live ION trading environment with live market connectivity for Rates, Credit, or Swaps desks, including access to venues such as MTS, Brokertec, Bloomberg, Tradeweb, MarketAxess, iSwap, Tradition, and EUREX.
• We need strong experience providing technical support for Fixed Income desks within an investment bank.
• We need strong experience working with both project teams and users.
• We need a solid understanding of financial markets and products, particularly Fixed Income and Rates.
• We need strong troubleshooting experience within the ION environment.
• We need familiarity with Bloomberg TOMS for trade and position management.
• We need an understanding and prior experience of the full end-to-end cycle for quoting, trading, electronic trade confirmations, settlement, and P&L valuations.
• We need technical knowledge of ION components including Platform, MMI, MDATA, Pricing (PXE), Connectivity, Ticketing, Position, and Risk, Trading Tools, RFP Gateways/STP Server, and VMO/VMQ.
• We need strong knowledge of Fixed Income financial products, bond pricing, hedging, market connectivity and STP, Refdata, MarkitWire, and SWM/FPML_Converter.
• We need strong knowledge of working on Linux platforms.
• We need intermediate knowledge of Sybase and TCL scripting.
• We need basic knowledge of Transact SQL, Excel, and VBA.
• We need experience using Bloomberg TOMS and Tradeweb Viewer for trade entry.
• We need experience using JIRA.
• We need testing experience.

Responsibilities:

• We work with key stakeholders globally to provide trading solutions.
• We coordinate, plan, and execute changes across proprietary systems, vendor platforms, and third-party components supporting the Fixed Income desk.
• We focus on identifying and implementing process enhancements to optimise system performance and improve user experience.
• We provide deskside L3 ION/e-trading support, and remote support where appropriate, across Fixed Income including trading and sales desks, back office, and the ION platform.
• We provide L3 support for the production Fixed Income trade flow from execution on market to downstream systems, including BBG TOMS and back-office systems.
• We liaise with other teams to support add-on functionality and upstream/downstream process flows for the Fixed Income Trading Desk, such as trade flows and end-of-day position marking.
• We configure supported applications according to approved functional requirements, whether as part of project implementation or production support.
• We maintain the PRD and DR environments, ensuring they remain in a working state and fit for use.

Technologies:

• Excel
• Flow
• Support
• JIRA
• Linux
• SQL
• VBA

More:

We are a world-class banking environment based in the City of London, offering the opportunity to support a sophisticated Fixed Income trading desk and work closely with global stakeholders across trading, sales, back office, and technology teams. This role sits in a highly technical, fast-paced environment with exposure to ION, Bloomberg TOMS, trade flow support, and production environment management. We are seeking someone who can help us improve system performance, support live trading operations, and contribute to the stability and enhancement of our trading platforms.

last updated 32 week of 2026