IT Technical Support Officer (Fintech)

Montpellier Resourcing; Essex; Hybrid; GBP 35,000; Full time

Job summary

A leading FinTech solutions provider in the UK is seeking an IT Technical Support Officer to ensure seamless integration of payment solutions. You will work with API support, provisioning, and customer interaction. Ideal candidates have at least one year of experience in technical support and a strong understanding of REST/SOAP APIs. The role offers a competitive salary of up to £35,000 plus excellent benefits, and a flexible hybrid working model after probation.

Benefits

Private medical care

Structured onboarding and training program

Clear career progression opportunities

Qualifications

• Minimum 1 year in technical or application support, ideally in SaaS or fintech.
• Familiarity with cloud platforms and API security best practices.
• Understanding of REST/SOAP APIs, JSON/XML, and troubleshooting techniques.

Responsibilities

• Own the end-to-end setup of customer environments including merchant IDs.
• Assist clients with API integrations and troubleshooting.
• Log, track, and resolve support cases within SLA timelines.

Skills

API knowledge

Technical troubleshooting

Customer communication

Organisational skills

Tools

Postman

Splunk

JIRA

Job description

IT Technical Support Officer (FinTech)

Up to £35,000 plus excellent bonus and benefits

Hybrid working available (after probation)

A fantastic opportunity has arisen to join a fast‑growing FinTech company transforming the payments space! Due to exciting business growth, we’re looking for a proactive Technical Support Officer with strong API knowledge and experience in provisioning and onboarding payment products. This role is critical to ensuring seamless integration and exceptional customer experience across our SaaS payment solutions.

Key Responsibilities

• Provisioning & Onboarding: Own the end‑to‑end setup of customer environments, including merchant IDs, payment products, and mapping requirements.
• API Support: Assist clients with REST/SOAP API integrations, authentication (OAuth), and troubleshooting using Postman and sandbox environments.
• Technical Troubleshooting: Diagnose and resolve application issues using log analysis tools (e.g., Splunk) and API forensic data.
• Customer Interaction: Provide clear, professional guidance to technical and non‑technical stakeholders.
• Ticket Management: Log, track, and resolve support cases within SLA timelines using JIRA or similar platforms.
• Collaboration: Work closely with engineering and product teams to escalate and resolve complex issues.
• Documentation: Maintain accurate onboarding records and contribute to the internal knowledge base.

Requirements

• Minimum 1 year in technical or application support, ideally in SaaS, fintech, or payments.
• Experience with provisioning systems and onboarding technical/payment products.
• Familiarity with cloud platforms (AWS, Azure, or GCP) and API security best practices (OAuth, SSL/TLS).
• Hands‑on experience with Postman, Splunk, and ticketing systems.
• Understanding of REST/SOAP APIs, JSON/XML, and troubleshooting techniques.
• Strong communication and organisational skills.
• Knowledge of payment systems or card processing is a plus.

What’s on offer for you

• Flexible hybrid working (after probation).
• Private medical care.
• Structured onboarding and training program.
• Clear career progression opportunities into senior technical or management roles.
• Opportunities for growth in a supportive, fast‑growing company.

This vacancy is being advertised by Montpellier Resourcing Associates Limited. The services advertised by Montpellier Associates Resourcing Limited are those of an Employment Agency.