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Job Details


Belfast, Northern Ireland


Crypto Production Support Engineer (Weekend On-Call)

  • Are you passionate about building an open financial system that brings the world together? Join our mission! We have built a next generation crypto investing infrastructure platform that has experienced extraordinary growth.

    At Apex Crypto, a subsidiary of Apex Fintech Solutions, we are creating the infrastructure for a new, open investing landscape – one that anyone can access and participate in and that operates efficiently. Our customers include fintech giants like Webull, Titan and, and together we are upgrading the financial system to power digital asset investing.

    We’re seeking an innovative, passionate, and forward-thinking individual to join us as a Production Support Engineer. This is an opportunity to join a fast-paced team with the urgency of a startup and expertise of an established organisation. Due to the space we innovate in, your products will process billions of transactions per day in real-time and power both startup and established industry participants.

    This is a 5 day a week support role that involves working 3 days between Monday and Friday as part of the Belfast & USA Crypto team and the other 2 days are on-call between 06:00 and 18:00 on Saturdays and Sundays. The 3 days between Monday and Friday are flexible. While nothing is guaranteed, you may or may not be called within these hours at the weekend but must be available within 30 minutes to respond any calls you may receive.


    • Work with the Apex Crypto Operations and Engineering to support daily trading and systems operations 
    • Coordinate with our customers when functional or technical questions are raised 
    • Responsible for adhering to and updating written support, runbook, and supervisory procedures 
    • Collaborate with internal and external resources to support the successful onboarding of new customers 
    • Work with third party vendors that integrate with the Apex Crypto platform 
    • Increase observability of the platform so that it can be better supported 


    • The permanent right to live and work in the United Kingdom 
    • Bachelor’s degree or relevant experience 
    • 2+ years of work experience, preferably in a relevant securities-related field 
    • Strong interest in the financial markets and the technologies that support them 
    • Risk-focused and not afraid to raise issues and escalate appropriately
    • Excellent customer service and communication skills 
    • Experience using and supporting various monitoring and visualisation tools (e.g. PagerDuty, Data Dog, etc) 
    • Strong scripting comprehension with Bash or Python
    • Working knowledge of SQL
    • Highly organized with exceptional attention to detail and follow-through 
    • Team player with a positive attitude and strong work ethic 
    • Ability to work in a fast-paced environment 
    • Must be able to demonstrate good judgment and prioritization in a multi-task environment 
    • Working knowledge of securities (Equities, Options, FX, Bonds)
    • Working knowledge of the FIX (Financial Information Exchange) Protocol


    • Exposure to cloud technologies such as AWS

    As part of our interview process, you will meet with members of both our Belfast and US offices. Everyone you meet, shares the same values: Open and  Honest  Communication,  Teamwork and  Collaboration,  Involving  Everyone,  Leaders  Who  Serve and  Personal  Accountability.  

    Life at PEAK6   

    We want you to like coming to work so we work really hard to make your job fun and different from any other.    

    We offer:    

    • Market Leading Salary + Annual Bonus  
    • 28 days annual leave plus 10 NI national holidays  
    • Training & Development Budget  
    • Pension matched up to 7%    
    • Private health insurance for medical, dental & optical  
    • Life Insurance  
    • Great work/life balance, flexible working hours  
    • Parental leave allowance  
    • Modern city centre office  
    • Monthly catered lunches    
    • Weekly breakfast  
    • Unlimited drinks and snacks    
    • Discounted gym membership  
    • Hackathon events  
    • Poker tournaments    
    • Charitable matching gift program   
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Applications processed via employer's online application form