Back end developer Work, Jobs in Brentwood West, Ess (with Salaries)

Associate, Front Office Software Engineer
Castleton Commodities International —London
- Full-time
- Computer Science
- DevOps
- Master's degree
- Annual leave
- Employee discount
Web Developer
Desi Tailors Limited —Barking
- £34,000 - £42,000 a year
- Full-time
- Computer Science
- English
- SQL
- Relocation assistance
- Flexitime
Quick apply
Native Mobile Application (iOS/Android) Developer - PerfectDraft
Anheuser-Busch —London
- Full-time
- APIs
- IT
- AI
- Employee assistance programme
Staff Backend Engineer - Accounting - 100% Remote - EMEA
Hostaway —London
- Full-time
- Remote
- AWS
- Bachelor's degree
- Accounting
- Annual leave
Quick apply
Junior Generative AI Application Developer
Citi —London
- Full-time
- Microsoft Outlook
- Java
- AWS
Back-end Developer (Java &Spring Boot/GCP) - inside IR35
Methods Business and Digital Technology —London
- £490 a week
- Hybrid work
- Java
- APIs
- Python
Quick apply
Junior / Mid-level Front Office Python Engineer (R&D / Trading Systems)
Margo Conseil —London
- Computer Science
- SQL
- Analysis skills
Junior AI Applied Python Backend Engineer
Code X London —London
- £30,000 - £35,000 a year
- Full-time
- Azure
- Computer Science
- Engineering
- Free parking
- Gym membership
Quick apply
3d
Senior Fullstack Developer — Java or Kotlin, React and TypeScript
Zühlke —London
- Full-time
- Azure
- Java
- AWS
4d
Back-end Developer (Java &Spring Boot/Python)
Methods Business and Digital Technology —London
- £55,000 - £65,000 a year
- Full-time
- Hybrid work
- Java
- APIs
- Python
- Annual leave
- Employee assistance programme
Quick apply
Java & .NET Developer
Sky —London
- Full-time
- Hybrid work
- Oracle
- Java
- SQL
Python Developer
Xcelyst —London
- £950 - £1,100 a year
- Full-time
- Hybrid work
- SQL
- Scripting
- APIs
- Free parking
- Annual leave
Quick apply
2d
Full Stack Java Developer (Fixed-Term Contract)
Broadridge —London
- Full-time
- Computer Science
- Engineering
- Java
Software Engineer
CELA REMIT LIMITED —Harlow
- £38,290 - £54,700 a year
- Full-time
- Hybrid work
- Azure
- Computer Science
- Engineering
- Free parking
- Health & wellbeing programme
Quick apply
9d
Python Developers
CGI —London
- Full-time
- DevOps
- AWS
- Mentoring
Quick apply
Fullstack Developer - Python, Django, HTML, CSS, JavaScript
Kate Matthews Solutions —London
- £65,000 - £75,000 a year
- Computer Science
- AWS
- JavaScript
Junior Front End Developer
Byte9 —London
- JavaScript
- APIs
- HTML
Front End Developer – Options Trading Team (US Trading Hours)
Millennium Management —London
- Data analysis skills
- Python
- HTML
Software Engineer III (Python & C#)
LexisNexis —Farringdon
- Full-time
- SQL
- Machine learning
- JavaScript
- Employee assistance programme
- Employee discount
Software Engineer
Longshot Systems Ltd —London
- Full-time
- Hybrid work
- English
- Java
- Master's degree
- Gym membership
Quick apply

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Associate, Front Office Software Engineer

Castleton Commodities International -
London

Apply Now

Job details

Full-time

Benefits

Annual leave
Employee discount
Life insurance

Qualifications

Cloud infrastructure
Computer Science
React
DevOps
UNIX
Master's degree
AWS
Analysis skills
Bachelor's degree
Back-end development
Angular
APIs
Linux
TypeScript
Communication skills
Python

Full job description

Castleton Commodities International (https://www.cci.com) 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 behavior, 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 back testing 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 scalable, high-performance Python 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:

Bachelor's or Master's degree in Computer Science or a related STEM field.
0-3 years of professional software engineering experience (talented new graduates are encouraged to apply).
Strong foundation in computer science fundamentals, including data structures, algorithms, and software design principles.
Proficiency in Python for backend development (services, APIs, data processing).
Prior experience developing front-end applications utilizing React, Angular, TypeScript is preferred.
Excellent problem-solving and analytical skills with strong attention to detail.
Strong communication skills, with the ability to collaborate effectively with both technical and commercial teams.
Must be able to work effectively in a fast-paced, dynamic and high-intensity environment including open-floor plan if applicable to the position, with timely responsiveness and the ability to work beyond normal business hours when required.

Preferred Qualifications:

Familiarity with cloud platforms (e.g., AWS) and data warehousing solutions (e.g., Snowflake).
Experience working in a Linux/Unix environment.
Knowledge of DevOps practices and CI/CD pipelines.
Prior exposure to or a demonstrated interest in finance, quantitative trading, or the commodities markets.

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
CCI in the Community: Each office has a Charity Committee and as a part of this program employees are allocated 2 days annually to volunteer at the selected charities.
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

Visit https://www.cci.com/careers/life-at-cci/# to learn more!

Apply Now

Refine Your Search

back end developer jobs in brentwood west, ess

Associate, Front Office Software Engineer

Web Developer

Native Mobile Application (iOS/Android) Developer - PerfectDraft

Staff Backend Engineer - Accounting - 100% Remote - EMEA

Junior Generative AI Application Developer

Back-end Developer (Java &Spring Boot/GCP) - inside IR35

Junior / Mid-level Front Office Python Engineer (R&D / Trading Systems)

Junior AI Applied Python Backend Engineer

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Back-end Developer (Java &Spring Boot/Python)

Java & .NET Developer

Python Developer

Full Stack Java Developer (Fixed-Term Contract)

Software Engineer

Python Developers

Fullstack Developer - Python, Django, HTML, CSS, JavaScript

Junior Front End Developer

Front End Developer – Options Trading Team (US Trading Hours)

Software Engineer III (Python & C#)

Software Engineer

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