Page 6 | Java Ruby Python Developer Jobs in London

592 Available Jobs for "java ruby python developer"

Mphasis

Python/React Developer

External

Job DescriptionWe are looking for an experienced Full Stack Developer with strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The...

London

Any

Created 7 days ago

Client Server

Python Developer SQL - Market Data

External

Python Developer / Engineer (SQL ETL) London to 150k+Are you a data savvy Python Developer?You could be joining a Hedge Fund with complex work and substantial bonus earning...

The Borough

Any

Created 2 days ago

Consortia

Python/Pandas Developer

External

Senior Python/Pandas Developer ContractorBuild and optimise FX data solutions for a Tier 1 Investment BankAre you an experienced Python developer with strong Pandas skills and a...

The Borough

Any

Created 6 days ago

JP Morgan Chase

Software Engineer III - Fullstack (Java, React, Python and AI) Engineer

External

Join us to shape the future of web applications with innovative AI-driven solutions. You will have the opportunity to work across both backend and frontend technologies,...

The Borough

Any

Created 7 days ago

Quant Capital

Python Engineer

External

Python Engineer 120,000 + PnL Share on DeskQuant Capital is urgently looking for a Python Engineer to join our high profile client.Our client is a well known global High Frequency...

Whitehall

Any

Created 7 days ago

Netcompany

Senior Software Developer (Python)

External

Company DescriptionJoin Netcompany in leveraging technological innovations to foster societal transformation.Netcompany was awarded 5th position on the esteemed UK Top 50 Best...

The Borough

Any

Created 5 days ago

Quant Capital

Full Stack Python Developer – Fintech

External

Full Stack Python Developer Fintechup to 65KQuant Capital is urgently looking for Full Stack Python Developer to join our high profile client.Our client is a small quantitative...

Whitehall

Any

Created 4 days ago

Quant Capital

Full Stack Python Developer – Fintech

External

Full Stack Python Developer Fintechup to 65KQuant Capital is urgently looking for Full Stack Python Developer to join our high profile client.Our client is a small quantitative...

The Borough

Any

Created 5 days ago

SQUAREPOINT CAPITAL

Quant Developer (Python)

External

Position Overview:The Quantitative Development team works directly with quantitative researchers to design, implement, deploy and use software for research and trading. As part of...

The Borough

Any

Created 8 days ago

Quant Capital

Python Django Developer

External

Python Django Developer Times Fastest Growing Quant Capital is urgently looking for a Python Django Developer to join our high profile client in their main development team.Our...

The Borough

Any

Created 5 days ago

Quant Capital

Python Django Developer

External

Python Django Developer Times Fastest Growing Quant Capital is urgently looking for a Python Django Developer to join our high profile client in their main development team.Our...

Whitehall

Any

Created 5 days ago

Quant Capital

Python Quant Developer

External

Python Quant DeveloperQuant Capital is urgently looking for Python Developer / Quant Developer to join our high profile client.Our client is a new growing Quant Hedge Fund in the...

Whitehall

Any

Created 8 days ago

Citigroup

Full Stack Engineer (Java or Kotlin or Python) – VP

External

Job ID: 94327009040Posted: 2026-08-21Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiFull Stack Engineer (Java or...

The Borough

Any

Created 5 days ago

JP Morgan Chase

Python Full Stack Software Engineer II

External

As a Software Engineer - Model Risk Governance & Review - Analyst at JPMorgan Chase in Model Risk Governance & Review (MRGR) team, you will be developing tools for MRGR Analytics...

The Borough

Any

Created 4 days ago

Quant Capital

Python Developer Times Top 50 fintech firms

External

Python Developer Times Top 50 fintech firmsQuant Capital is urgently looking for a Python Developer to join our high profile client in their data science team.Our client is a big...

Whitehall

Any

Created 4 days ago

External

Python/React Developer

Mphasis

AnyLondon

London

Any

Posted 7 days ago by Mphasis

Job Description

We are looking for an experienced Full Stack Developer with strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The ideal candidate should have hands-on experience building microservices, REST APIs, cloud-native applications, and modern frontend solutions.

Key Responsibilities

Design, develop, and maintain web applications using Python and React.
Build scalable RESTful APIs and backend services.
Develop responsive and user-friendly frontend interfaces using React.js.
Collaborate with Product Owners, Architects, DevOps, and QA teams.
Optimize application performance, security, and scalability.
Participate in code reviews and ensure best coding practices.
Work within Agile/Scrum development environments.
Troubleshoot and resolve production issues.

Required Skills

Backend

Strong experience with Python
Experience with FastAPI, Flask, or Django
REST API and Microservices development
Object-Oriented Programming (OOP)
SQL and database design

Frontend

Strong knowledge of React.js
JavaScript (ES6+), TypeScript
HTML5, CSS3
Redux, React Hooks
Responsive UI development

Databases

PostgreSQL, MySQL, SQL Server
MongoDB (preferred)

Cloud & DevOps

AWS, Azure, or GCP
Docker and Kubernetes
CI/CD pipelines
Git/GitHub/GitLab

Good to Have

Financial Services or Banking domain experience
Experience with event-driven architectures
Kafka or RabbitMQ
Terraform or Infrastructure as Code
Unit testing frameworks (PyTest, Jest)

Qualifications

Bachelor's degree in Computer Science, Information Technology, or related field.
5+ years of software development experience.
Excellent communication and stakeholder management skills.

Preferred Candidate Profile