Application Support Engineer in City of London
Application Support Engineer

Application Support Engineer in City of London

City of London Full-Time 36000 - 60000 ÂŁ / year (est.) No home office possible
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At a Glance

  • Tasks: Support and troubleshoot high-performance trading systems while collaborating with developers.
  • Company: Join Archax, a leading digital asset firm in the heart of London.
  • Benefits: Competitive salary, diverse work culture, and opportunities for professional growth.
  • Why this job: Dive into the exciting world of crypto and make a real impact on financial technology.
  • Qualifications: Experience with high-performance systems, strong Linux skills, and SQL proficiency.
  • Other info: Be part of a dynamic team focused on innovation and inclusivity.

The predicted salary is between 36000 - 60000 ÂŁ per year.

Archax operates a centralized crypto exchange alongside an FCA‑regulated Multilateral Trading Facility (MTF). In addition to these core services, Archax offers a comprehensive suite of solutions, including primary markets, OTC trading, and custody services for crypto assets, FIAT currencies, and securities. The platform also specializes in tokenization services, bridging traditional and digital finance. Archax’s vision is to create a fully digital capital markets ecosystem that seamlessly integrates traditional financial infrastructure with blockchain and distributed ledger technologies (DLT).

We are looking for a technically curious, hands‑on Application Support Engineer to join our growing technology team at a leading digital asset firm. You will work with developers and the business to support complex, high‑performance systems used for trading, market data, custody, OTC, regulatory reporting, and compliance. This is a hands‑on role that gives you the freedom to dig into issues – including down to the code.

Key Responsibilities
  • Monitor and operate production systems supporting both regulated and unregulated trading activities.
  • Investigate and resolve data‑related alerts and system issues, including code‑level debugging when necessary.
  • Collaborate with developers to troubleshoot complex issues and drive long‑term improvements.
  • Provide first‑to‑third line support to internal and external parties across the firm, escalating and working with Developers as required.
  • Help onboard new team members, customers, and applications into our support model.
  • Continuously improve monitoring, runbooks, and operational processes.
  • Get involved in automation, scripting, and helping us scale the platform as we grow.
What We’re Looking For
  • Experience supporting and troubleshooting high‑performance or real‑time systems (finance, trading, or similar environments ideal).
  • Strong Linux skills – you’re comfortable navigating and debugging from the command line.
  • Good understanding of market data, order flows and related protocols.
  • Strong analytical and problem‑solving mindset, and being able to design and implement solutions, both tactical and strategic.
  • Familiarity with Git and modern tooling around CI/CD.
  • SQL proficiency – from writing queries to basic database operations.
  • Experience with AWS Cloud, or other similar providers.
  • Experience with Prometheus, Grafana and RabbitMQ.
Technology Stack & Environment
  • Backend Tech: Kotlin, Nodejs, TypeScript, RabbitMQ.
  • IaaS: AWS.
  • Databases: MySQL.
  • Monitoring: Prometheus, Grafana, Paessler PRTG, CloudWatch, MS Security XDR, OpenSearch.

Archax is an equal opportunities employer and places a high value on diversity and inclusion. We do not discriminate based on any attribute.

Application Support Engineer in City of London employer: Archax

Archax is an exceptional employer located in the heart of London, offering a dynamic work environment that fosters innovation and collaboration within the rapidly evolving digital asset sector. Employees benefit from a culture that prioritises diversity and inclusion, alongside opportunities for professional growth through hands-on experience with cutting-edge technologies and complex systems. With a commitment to employee development and a focus on creating a fully digital capital markets ecosystem, Archax provides a rewarding and meaningful career path for those passionate about bridging traditional finance with blockchain technology.
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Contact Detail:

Archax Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Application Support Engineer in City of London

✨Tip Number 1

Get your hands dirty with the tech! Familiarise yourself with the tools and technologies mentioned in the job description. The more you know about Linux, SQL, and the specific tech stack, the better you'll be able to impress during interviews.

✨Tip Number 2

Network like a pro! Connect with current employees on LinkedIn or attend industry meetups. This can give you insider info about the company culture and even lead to referrals, which can significantly boost your chances of landing that role.

✨Tip Number 3

Prepare for technical interviews by practising coding challenges and system troubleshooting scenarios. Use platforms like StudySmarter to brush up on your problem-solving skills and get comfortable with debugging – it’s all about showing you can think on your feet!

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in being part of our team at Archax.

We think you need these skills to ace Application Support Engineer in City of London

Application Support
High-Performance Systems Troubleshooting
Linux Command Line Proficiency
Market Data Understanding
Order Flows Knowledge
Analytical Skills
Problem-Solving Skills
Git Familiarity
CI/CD Tooling
SQL Proficiency
AWS Cloud Experience
Prometheus Monitoring
Grafana Monitoring
RabbitMQ Experience
Automation and Scripting

Some tips for your application 🫡

Show Your Technical Curiosity: When writing your application, let us see your passion for technology! Share examples of how you've tackled complex issues in the past, especially in high-performance systems. We love candidates who are hands-on and eager to dig into the nitty-gritty.

Tailor Your Experience: Make sure to highlight your relevant experience with Linux, SQL, and any cloud services like AWS. We want to know how your skills align with our needs, so don’t be shy about showcasing your troubleshooting successes and any automation projects you've been involved in.

Be Clear and Concise: Keep your application straightforward and to the point. Use clear language to describe your experiences and avoid jargon unless it’s relevant. We appreciate a well-structured application that makes it easy for us to see why you’d be a great fit!

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re proactive and keen to join our team!

How to prepare for a job interview at Archax

✨Know Your Tech Stack

Familiarise yourself with the technologies mentioned in the job description, like Kotlin, Node.js, and SQL. Be ready to discuss your experience with these tools and how you've used them in past roles. This shows you're not just a fit on paper but also have hands-on experience.

✨Demonstrate Problem-Solving Skills

Prepare to share specific examples of how you've tackled complex issues in high-performance systems. Think about times when you had to debug code or resolve data-related alerts. This will highlight your analytical mindset and ability to think on your feet.

✨Show Your Collaborative Spirit

Since the role involves working closely with developers and other teams, be ready to discuss how you've collaborated in the past. Share instances where you’ve helped onboard new team members or improved processes, as this reflects your teamwork skills and adaptability.

✨Ask Insightful Questions

Prepare thoughtful questions about Archax's operations, especially regarding their approach to automation and scaling. This not only shows your interest in the company but also your eagerness to contribute to their vision of a digital capital markets ecosystem.

Application Support Engineer in City of London
Archax
Location: City of London

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