FIX Onboarding & Client Services (Fintech)

Location: Hybrid, London, UK, with 3+ days per week in-office. Candidates must have the existing right to work in the UK.

Company

hirify.global operates an OTC trading platform connecting liquidity providers across FX, equities, and cryptocurrency, with more than $75 billion in daily trading volumes.

What you will do

• Lead FIX client onboarding projects from requirements gathering through certification and production go-live.
• Configure, test, and validate FIX sessions covering order routing, execution reporting, and market data flows.
• Coordinate conformance testing, certification, documentation, and integration best practices with clients.
• Provide frontline technical and operational support for EMEA clients across FX and equities, including troubleshooting connectivity, workflow, and configuration issues.
• Collaborate with engineering, product, account management, sales, and internal support teams on FIX workflows, APIs, integrations, and platform enhancements.
• Use AI and automation tooling to streamline onboarding, troubleshooting, and continuous process improvement.

Requirements

• 2–5 years of experience in client onboarding, integration, or technical support within financial technology, trading, or brokerage.
• Good working knowledge of the FIX protocol, including message structures, session management, and common trading workflows.
• Comfort troubleshooting FIX connectivity, analysing logs, and resolving integration issues, with the judgement to investigate further when needed.
• Familiarity with FX and equities trading environments, order lifecycle management, and market data connectivity.
• A proactive, tech-first mindset and willingness to use AI and automation tooling while applying independent judgement and improving processes.
• Excellent communication and organisational skills, strong attention to detail, and the ability to manage multiple onboarding and client projects in parallel.
• Existing right to work in the UK.

Nice to have

• Experience with OMS/EMS platforms, liquidity aggregators, or trading system integrations.
• Exposure to REST, WebSocket, or other API protocols and architectures.
• Scripting or automation experience, such as Python, and familiarity with monitoring tools such as Splunk or Grafana.
• Understanding of financial market structure and post-trade workflows.

Culture & Benefits

• Small, senior team working closely with Client Services, TechOps, and engineering.
• Exposure to FIX and API integrations across FX, equities, and digital assets.
• Dedicated AI tooling for onboarding and client services.
• Up to 30 days of leave plus bank holidays, private health insurance, pension, life insurance, dental and optical cashback, cycle-to-work scheme, socials, and offsites.
• Hybrid work in London with regular office attendance.

Hiring process

• Initial 30–45 minute video conversation with Talent Acquisition.
• Approximately 60-minute team conversation with one or two Client Services team members, by video or in person.
• Approximately 60-minute leadership conversation with the CRO, by video or in person.