Junior python developer Work, Jobs (with Salaries)

Junior / Mid-level Front Office Python Engineer (R&D / Trading Systems)
Margo Conseil —London
- Computer Science
- SQL
- Analysis skills
Software Engineer
UK Atomic Energy Authority —Culham
- £43,702 a year
- Full-time
- Engineering
- C++
- Software development
- Annual leave
- Employee assistance programme
4d
Full Stack Developer
Zaltek Digital —Newcastle upon Tyne
- £35,000 - £45,000 a year
- Full-time
- DevOps
- English
- SQL
Quick apply
11d
Software Engineer
Driver and Vehicle Licensing Agency —Swansea
- £39,163 a year
- Part-time
- Hybrid work
- Azure
- System design
- Java
- Free parking
- Annual leave
5d
Scientific Software Engineer
Oxford BioTherapeutics —Oxford
- £60,000 - £80,000 a year
- Full-time
- Hybrid work
- Azure
- Computer Science
- Master's degree
- Free parking
- Referral programme
Quick apply
12d
Level 2 Support
FDM Group —London
- Azure
- DevOps
- Scripting
- Annual leave
Technology Services Lead
Bank of America —London
- Full-time
- Analysis skills
- Scripting
- Linux
- Employee assistance programme
3d
Senior Data Engineer
Entain —London
- Full-time
- Hybrid work
- Computer Science
- Master's degree
- SQL
5d
Senior Engineer, DevOps - UK
DISCO —Edinburgh
- Azure
- Java
- AWS
4d
Senior Full Stack Engineer - Remote, UK
Employment Hero —United Kingdom
- Remote
- English
- Java
- Python
- Employee stock ownership plan
Quick apply
3d
Senior Backend Engineer
IntelliSense.io —Cambridge
- Computer Science
- Java
- SQL
Quick apply
1d

Discover related jobs

Based on your search for junior python developer jobs.

Python Software Developer
Consilience Group —London
All of the team members have contributions in open-source projects and written or spoken to the wider development community about their work.
£55,000 - £95,000 a year
Web Developer
Desi Tailors Limited —Barking
Participate in Agile software development activities, including planning, implementation, testing and deployment. Strong knowledge of Python programming.
£34,000 - £42,000 a year
Quick apply
11d

I want to receive the latest job alerts for junior python developer

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

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

Margo Conseil -
London

Apply Now

Job details

Permanent

Qualifications

Computer Science
Relational databases
UNIX
SQL
Analysis skills
C++
IT
Financial services
Linux
Python
Debugging

Full job description

Job Title: Python Developer – Front Office R&D Trading Systems

Location: London, UK

Employment Type: Permanent or Contract

About Margo

MARGO is a tech-native consultancy delivering high-value-added IT expertise to the financial services industry. We specialize in complex Front Office environments where software engineering, quantitative logic, and production robustness intersect. Our consultants work closely with trading and research teams on real-time trading platforms, pricing frameworks, and analytical systems.

The Role

You will join a Front Office R&D and Trading Technology environment, designing, maintaining, and evolving the ecosystem used by traders and quantitative teams. This role combines 70% Development & Engineering with 30% Production Support, giving you strong ownership of the platform.

The environment is characterized by rapid iterations, direct interaction with traders, and high reliability constraints. You will work primarily in Python, developing core frameworks, analytical libraries, and monitoring tools.

Key Responsibilities

Development & Engineering (Approx. 70%)

Design, develop, and maintain Python-based core libraries and frameworks.

Work closely with traders and research teams to gather requirements for new analytics and trading tools.

Improve the performance, scalability, and maintainability of the Python platform.

Enhance existing monitoring, analysis, and control tools to support research workflows.

Support & Production (Approx. 30%)

Provide L1/L2 support to Front Office users to ensure system stability during market hours.

Investigate and resolve production incidents efficiently.

Develop tools to improve system reliability and operational efficiency.

Contribute to the evolution of performance-sensitive and low-latency setups.

Requirements

Essential Skills:

Strong Python Proficiency: Expertise in core Python development and performance-aware coding.

Linux/UNIX: Solid knowledge of Linux environments for production and debugging.

Database Skills: Experience with SQL and relational databases.

Production Experience: Ability to work under pressure with strong troubleshooting and analytical skills.

Communication: Clear communication style with a structured problem-solving mindset.

Valued (but not restrictive):

Experience in Front Office R&D or Electronic Trading environments.

Ability to read and interact with C++ code.

Knowledge of distributed architectures, caching, or in-memory data handling.

Understanding of financial market concepts.

Education - Degree (or equivalent) in Computer Science, Engineering, Mathematics, Physics, or a related quantitative discipline.

Why Join Margo?

High Impact: Work directly with traders and quantitative teams in a demanding Front Office environment.

Balanced Role: A mix of technical development and production ownership ensures you see the immediate impact of your work.

Career Growth: Benefit from a human-sized structure with close follow-up and tailor-made training paths.

Please note - We do not offer visa sponsorship for this position.

Interested? Motivated? Apply on our website or at staff.uk@margo.com

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Apply Now

Refine Your Search

junior python developer jobs

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

Software Engineer

Full Stack Developer

Software Engineer

Scientific Software Engineer

Level 2 Support

Technology Services Lead

Senior Data Engineer

Senior Engineer, DevOps - UK

Senior Full Stack Engineer - Remote, UK

Senior Backend Engineer

Discover related jobs

I want to receive the latest job alerts for junior python developer

Related Searches

Explore jobs in more locations

Jobseeker tools

Employer Tools

Browse

Stay Connected