C++ developer in London

C++ developer in London

London Full-Time 59400 - 72600 £ / year (est.) On-site
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At a Glance

  • Tasks: Join a high-performing team to develop and optimise a global trading platform using C++.
  • Company: Dynamic financial tech firm with a collaborative and innovative culture.
  • Benefits: Competitive salary, flexible work options, and opportunities for professional growth.
  • Other info: Thriving environment with exciting challenges and career advancement opportunities.
  • Why this job: Make an impact in the fast-paced world of algorithmic trading while honing your C++ skills.
  • Qualifications: 5+ years of C++ experience in finance, strong analytical skills, and knowledge of trading systems.

The predicted salary is between 59400 - 72600 £ per year.

As a Senior C++ Engineer, you will be a member of a small, high performing team responsible for global derivatives algorithmic trading platform. Working closely with technologists, quants and traders to develop our in‑house trading technology and optimise it to achieve market‑leading performance and reliability. Our proprietary trading platform includes everything from venue connectivity (feed handlers and ordering gateways) to trading engines to shared platforms that enable us to work quickly and efficiently – we are proud of our open and collaborative culture, so you'll have plenty of opportunity to find what fits you best.

Key Activities

  • Exchange Connectivity
    • Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, WebSocket or HTTP requests.
    • Ensure quality of software based on a set of testing suites, which you are expected to use, maintain and extend.
    • Optimize exchange communication through kernel bypass, optimising TLS or the connection handling to an exchange.
    • Research exchange behaviour in detail to align our behaviour to that of an exchange.
    • Implement these solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, TypeScript.
  • Trading Strategies
    • Implement trading algorithms based on requirements provided by traders and quants.
    • Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation.
    • Continuously improve the stability, reliability, and performance of the trading engine.
    • Enhance monitoring and observability in collaboration with the Trading Operations team.
    • Investigate and resolve production issues such as crashes, unexpected business logic behaviour, and performance bottlenecks.
    • Prepare for releases and deployments of new trading engine versions.

Key Skills and Experience required

  • 5+ years post‑graduation professional C++ software development experience within the Financial industry.
  • Solid understanding of parallel, asynchronous, and multithreaded programming to build distributed systems.
  • Good knowledge of algorithms and data structures.
  • Strong analytical and problem‑solving skills, with the ability to analyse complex data sets and propose innovative solutions.
  • Understanding of trading lifecycle, including order capture & execution, allocation workflow, settlement, and compliance requirements.
  • Must have strong technical skills in scripting, Python, PowerShell, C#, SQL or other programming languages.
  • Solid track record in application deployment best practices.
  • Proactive system monitoring and troubleshooting, owning reliability improvements and ensuring their successful delivery.

Soft Skills

  • Excellent communication skills to interact with traders, developers, and stakeholders.
  • Thrives in high‑pressure situations while working alongside traders, developers and other engineering teams.
  • Proactive, self‑motivated, and flexible with a positive attitude.
  • Ability to work under demanding deadlines with changing priorities in a trading room environment.
  • Ambition to solve open‑ended problems using analytical methods.

Mandatory Skills

  • C++ Application Programming.

C++ developer in London employer: Test Triangle Ltd

As an IoT Data Architect at our company, you will thrive in a dynamic and innovative environment that prioritises employee growth and collaboration. We offer competitive benefits, a supportive work culture, and opportunities to lead impactful data governance initiatives in regulated sectors, all while being part of a forward-thinking team dedicated to excellence in data architecture.

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Contact Details:

Test Triangle Ltd Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land C++ developer in London

✨Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Test Triangle Ltd or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

✨Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Test Triangle Ltd.

✨Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Test Triangle Ltd.

✨Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Test Triangle Ltd that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace C++ developer in London

C++ Application Programming
Parallel Programming
Asynchronous Programming
Multithreaded Programming
Algorithms and Data Structures
Analytical Skills
Problem-Solving Skills

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Test Triangle Ltd.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Test Triangle Ltd and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Test Triangle Ltd

✨Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

✨Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Test Triangle Ltd uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

✨Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

✨Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.