Application Support Specialist

Application Support Analyst (Trade Floor / AI Platforms) – £65,000 + Bonus – London (Hybrid) – AI Start-up

Overview:

A fast-growing startup is seeking an Application Support Analyst to join its expanding delivery team. The business specialises in building and integrating AI-enabled platforms for large financial services organisations, with a strong focus on trading environments, real-time systems, and data-driven decision support tools.

This is a high-intensity, client-facing role supporting mission-critical applications used across global financial markets. The successful candidate will need to be calm under pressure, highly responsive, and confident engaging with senior stakeholders in fast-moving, complex environments.

Role & Responsibilities:

• Provide front-line and second-line support for critical trading and AI-enabled applications
• Act as the primary point of contact for incidents, issues, and escalations across global users and trading functions
• Support real-time production environments where speed, accuracy, and stability are essential
• Troubleshoot application, data, and integration issues across cloud-based systems and APIs
• Work closely with engineering, product, and data teams to ensure rapid incident resolution and system stability
• Monitor application performance and proactively identify risks or service degradation
• Manage communications during major incidents, including updates to senior stakeholders (including CFO-level and front-office leadership)
• Support release and deployment activities for new product features within client environments
• Contribute to incident reviews, root cause analysis, and continuous service improvement initiatives
• Operate effectively across global time zones within a follow-the-sun support model

Technical Requirements:

• Experience in Application Support, Production Support, or Trade Floor Support within financial services or fintech environments
• Strong understanding of cloud-based applications (AWS, Azure, or GCP) and distributed systems
• Experience supporting APIs, data flows, and integrated enterprise platforms
• Familiarity with incident management and monitoring tools (e.g. ServiceNow, Jira, PagerDuty or similar)
• Basic scripting ability (Python, SQL, or similar) desirable for troubleshooting and automation
• Exposure to trading systems, market data, or real-time transaction environments is highly desirable
• Comfortable working in global support models with 24/7 coverage expectations

Package:

• £65,000 Base Salary + Bonus
• Benefits package
• Hybrid working – London based

Application Support Analyst (Trade Floor / AI Platforms) – £65,000 + Bonus – London (Hybrid) – AI Start-up