Application Support Engineer

IT & Technology
City of London
Competitive DOE
An exciting, fast-growing financial services company is currently looking for a motivated and talented Application Support Engineer to join their London team.

This company empowers banks, brokerages, and hedge funds with cutting-edge trade routing and execution technology. Their platform, deployed with 200+ entities globally, features a low-latency trading environment, integrations to the world’s leading execution venues, and reliable IT infrastructure and technical support—all designed to be customized and scaled to serve any business model and any size of market participant.  


Job Description: 

The Application Support Engineer position supports customer-facing operations by responding to operational and business issues. This position is responsible for planning, deploying, and supporting client implementations of their products.


Specific Duties:

  • Provide customer support in accordance with company SLAs via email, phone, or live chat.
  • Act as a technical first responder.  Triage technical issues across multiple infrastructure levels (network, OS, application). Prioritize and escalate issues according to the severity and details of each case.
  • Analyze logs, FIX messages, and other primary sources to determine the root cause of trading and quoting issues.
  • Manage upgrades and migrations and related application software. Perform system check-out after the process is completed.
  • Develop subject matter expertise and be an ambassador of digital asset knowledge within the team.
  • Work with clients to appropriately configure each aspect of their application, including liquidity provider details, order routing configuration, trading platform connectivity, and prime broker give-up arrangements. 
  • Core hours 10am - 7pm


Required Skills:

  • Excellent verbal and written communication skills and high attention to detail.
  • Ability to process multiple client communication streams and make high-quality decisions under pressure.
  • Desire and ability to learn new skills and tools, and enthusiastically take on new opportunities and tough challenges.
  • High proficiency level (power user) with Microsoft Windows OS.
  • 2 - 5 yr experience supporting clients in the financial services industry.
  • Understanding of FIX protocol.
  • Basic knowledge of TCP/IP and Networking.
  • Basic knowledge of SQL (PGSQL, MYSQL).



  • Hybrid working (3 days per week in the office located near Monument)
  • Competitive base salary DOE
  • Annual Discretionary bonus
  • Discretionary Christmas Bonus (additional)
  • 25 days holiday
  • FREE lunches provided in the office
  • Clearly defined career progression opportunities
  • In depth training provided

Note: As part of the role there will be occasional weekend work required for specific projects

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