Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Engineer and optimise trading processes with cutting-edge technology and collaborate with traders.
- Company: Join a global leader in energy commodity trading and asset investment.
- Benefits: Enjoy competitive salary, comprehensive health benefits, and tuition assistance.
- Why this job: Make a real impact from day one with innovative solutions in a dynamic environment.
- Qualifications: Strong programming skills, preferably in Python, and knowledge of SQL required.
- Other info: Fast-paced workplace with excellent career growth and community involvement opportunities.
The predicted salary is between 43200 - 72000 ÂŁ per year.
Castleton Commodities International is a global leader in energy commodity trading and asset investment. Our Data Science & Technology team is central to our success, engineering the high-performance systems and innovative tools that power our commercial decision‑making. We build the platforms that help our front‑office teams understand market behaviour, forecast price movements, and manage risk. Our team solves complex, high‑impact challenges using a modern technology stack. We develop everything in cloud‑native infrastructure from real‑time analytics to backtesting engines, third‑party integrations, and internal libraries—all designed to give CCI a competitive edge in the global commodities markets. This role is an opportunity to build solutions that have a direct commercial impact from day one.
Responsibilities
- Partner directly with traders and analysts to engineer and optimize trading processes, analytical models, and systematic strategies.
- Build and maintain robust, performant Python‑based services and APIs that power our analytics platform.
- Develop solutions to support supply and demand models, market data analysis, and strategy research.
- Design and implement cloud‑native tools, including real‑time analytics, visualization interfaces, and workflow automation, that integrate seamlessly into our Front Office platform.
Qualifications
- Strong professional experience in any programming language (Python would be a plus).
- Good knowledge of SQL and relational database technologies.
- Familiarity with modern DevOps practices.
- Exposure to AWS and Snowflake technologies is highly desirable.
- Prior experience building or working on backtesting engines and systematic trading is a plus.
- Prior experience in energy or commodities trading is a major plus.
- Ability to communicate effectively across technical and non‑technical audiences.
- Strong attention to detail, problem‑solving skills, and a passion for technology innovation.
- Ability to work effectively in a fast‑paced, dynamic and high‑intensity environment including an open‑floor plan, with timely responsiveness and the ability to work beyond normal business hours when required.
Employee Programs & Benefits
CCI offers competitive benefits and programs to support our employees, their families and local communities. These include:
- Competitive comprehensive medical, dental, retirement and life insurance benefits
- Employee assistance & wellness programs
- Parental and family leave policies
- Charitable contribution match program
- Tuition assistance & reimbursement
- Quarterly Innovation & Collaboration Awards
- Employee discount program, including access to fitness facilities
- Competitive paid time off
- Continued learning opportunities
Location: London, England, United Kingdom
Job Details: Seniority level: Mid‑Senior level, Employment type: Full‑time, Job function: Engineering and Information Technology, Industries: Investment Management
Senior Front Office Software Engineer in London employer: Castleton Commodities International
Contact Detail:
Castleton Commodities International Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Front Office Software Engineer in London
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, especially those at Castleton Commodities International. A friendly chat can open doors and give you insights that might just land you an interview.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your Python projects or any relevant work. This is your chance to demonstrate your problem-solving abilities and technical prowess directly to potential employers.
✨Tip Number 3
Prepare for the interview by brushing up on your knowledge of SQL and cloud technologies like AWS. Be ready to discuss how you've tackled challenges in past roles, especially in fast-paced environments.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you’re genuinely interested in being part of our team at Castleton Commodities International.
We think you need these skills to ace Senior Front Office Software Engineer in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Front Office Software Engineer role. Highlight your experience with Python, SQL, and any relevant technologies like AWS or Snowflake. We want to see how your skills align with what we do!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about energy trading and how your background makes you a great fit for our team. Keep it engaging and personal – we love to see your personality!
Showcase Your Projects: If you've worked on any relevant projects, especially those involving backtesting engines or cloud-native tools, make sure to mention them. We’re keen to see how you’ve tackled complex challenges in the past!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, it shows us you’re serious about joining our awesome team!
How to prepare for a job interview at Castleton Commodities International
✨Know Your Tech Stack
Make sure you’re well-versed in Python, SQL, and any relevant cloud technologies like AWS or Snowflake. Brush up on your knowledge of DevOps practices too, as they’re crucial for the role. Being able to discuss how you've used these technologies in past projects will show your practical experience.
✨Understand the Business
Familiarise yourself with energy commodity trading and the specific challenges faced in this sector. Research Castleton Commodities International and their market strategies. This will help you tailor your answers and demonstrate that you understand how your role can impact their bottom line.
✨Prepare for Technical Questions
Expect to face technical questions related to building APIs, backtesting engines, and analytical models. Practice coding problems and be ready to explain your thought process. Use examples from your previous work to illustrate your problem-solving skills and attention to detail.
✨Communicate Clearly
Since the role involves working with both technical and non-technical teams, practice explaining complex concepts in simple terms. Be prepared to discuss how you’ve effectively communicated with traders and analysts in the past, showcasing your ability to bridge the gap between tech and business.