Application Guide

How to Apply for Principal Software Engineer (Full Stack)

at ICAP Energy AS

🏢 About ICAP Energy AS

ICAP Energy AS, part of the TP ICAP Group, is a world-leading interdealer broker and the number one Energy & Commodities broker globally. They are driving sustainable markets through innovative energy and commodities brokering, leveraging a partnership with AWS to build the next-generation Fusion Platform. This is a unique opportunity to work at the intersection of financial markets and cutting-edge cloud technology.

About This Role

As a Principal Software Engineer, you will provide technical leadership on the flagship Fusion platform, setting engineering standards and direction. You'll work in a new team alongside AWS experts to build a global market infrastructure based on the latest technology and architecture. Your impact will be shaping the platform that connects clients to superior liquidity and data solutions.

💡 A Day in the Life

A typical day involves leading architecture discussions with your team and AWS partners, reviewing code and design proposals, and mentoring engineers on best practices. You'll also troubleshoot production issues, prioritize technical debt, and align with product managers on platform roadmap. Expect a mix of hands-on coding, technical strategy, and cross-team collaboration.

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Interview Prep

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🎯 Who ICAP Energy AS Is Looking For

  • Experienced in full-stack development with deep expertise in modern cloud-native architectures, ideally on AWS (e.g., microservices, serverless, containerization).
  • Proven technical leadership in setting engineering standards, mentoring teams, and driving architectural decisions in a high-stakes environment like financial services.
  • Strong background in building scalable, low-latency platforms for trading or market data, with knowledge of energy/commodities markets a plus.
  • Excellent communicator who can collaborate with cross-functional teams, including AWS partners, and translate business needs into technical solutions.

📝 Tips for Applying to ICAP Energy AS

1

Highlight specific AWS experience: mention services (e.g., Lambda, EKS, Kinesis) and any certifications (e.g., AWS Solutions Architect).

2

Emphasize leadership: provide examples of setting coding standards, conducting design reviews, or mentoring junior engineers.

3

Showcase impact: quantify results from previous platforms (e.g., improved latency, increased throughput, reduced costs).

4

Tailor your resume to mention experience with financial or commodities trading systems, even if indirect.

5

Include a cover letter that demonstrates your understanding of TP ICAP's market position and the Fusion platform's goals.

✉️ What to Emphasize in Your Cover Letter

['Your passion for building scalable, low-latency platforms in the financial/commodities space.', "Specific examples of technical leadership and how you've driven engineering excellence.", 'Your experience with AWS and cloud-native architectures, and eagerness to work alongside AWS experts.', "How your vision aligns with TP ICAP's purpose of driving sustainable markets through innovation."]

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🔍 Research Before Applying

To stand out, make sure you've researched:

  • → Understand TP ICAP's Fusion platform and its role in OTC data and liquidity provision.
  • → Learn about the partnership with AWS and any public case studies or press releases.
  • → Familiarize yourself with energy and commodities markets (e.g., crude oil, natural gas, renewables).
  • → Review TP ICAP's sustainability initiatives and how technology supports their market infrastructure.

💬 Prepare for These Interview Topics

Based on this role, you may be asked about:

1 Design a low-latency trading platform on AWS – discuss microservices, messaging, and data consistency.
2 How would you set engineering standards for a new platform team? Walk through your approach.
3 Describe a time you resolved a major technical disagreement in a team.
4 Explain your experience with commodities or energy trading systems and their unique challenges.
5 How do you stay current with cloud technologies and incorporate them into legacy systems?
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⚠️ Common Mistakes to Avoid

  • Don't focus solely on frontend or backend – this is a full-stack role requiring breadth.
  • Avoid generic leadership examples – tie them to technical decisions and platform outcomes.
  • Don't neglect the industry context – failing to mention knowledge of financial/commodities markets can be a red flag.

📅 Application Timeline

This position is open until filled. However, we recommend applying as soon as possible as roles at mission-driven organizations tend to fill quickly.

Typical hiring timeline:

1

Application Review

1-2 weeks

2

Initial Screening

Phone call or written assessment

3

Interviews

1-2 rounds, usually virtual

✓

Offer

Congratulations!

Ready to Apply?

Good luck with your application to ICAP Energy AS!

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