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Top Python Jobs in London

4 Hours Ago
London, UK
Hybrid
3,900 Employees
Mid level
3,900 Employees
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
The role involves developing and implementing components for the Cloudflare Analytical Database Platform, optimizing performance, and maintaining database clusters. Responsibilities include monitoring, troubleshooting issues, collaborating with teams and the open-source community, and improving scalability through new technologies.
4 Hours Ago
London, UK
3,900 Employees
Mid level
3,900 Employees
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
As a Distributed Systems Engineer, you'll enhance Cloudflare's analytical database platform by developing new components, improving performance, and ensuring reliability. You'll address bottlenecks, collaborate on database features with the ClickHouse community, and align with teams for data solutions while researching technologies for scalability.
7 Hours Ago
London, UK
Hybrid
1,810 Employees
Mid level
1,810 Employees
Mid level
Cloud • Fintech • Information Technology • Machine Learning • Software • App development • Generative AI
As a Back-End Software Engineer, you will design, develop, and maintain cloud-based applications, focusing on backend platforms, RESTful APIs, and microservices. You’ll collaborate with teams to drive technical decisions, mentor junior engineers, and maintain high standards of code quality while innovating with new tools and technologies.
7 Hours Ago
London, UK
1,300 Employees
Mid level
1,300 Employees
Mid level
HR Tech • Software • Travel
As a Site Reliability Engineer (SRE) at TravelPerk, you will design and maintain cloud infrastructure, monitor system performance and reliability, improve automation processes, and collaborate with development teams to enhance application scalability while participating in on-call rotations to resolve production issues.
8 Hours Ago
London, UK
3,900 Employees
Mid level
3,900 Employees
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
As a Distributed Systems Engineer for the Analytical Database Platform, you will develop and implement platform components, monitor and maintain database performance, optimize query processes, and collaborate with other teams and the open-source community.
9 Hours Ago
London, UK
6,500 Employees
Senior level
6,500 Employees
Senior level
Gaming • Information Technology • Mobile • Software
As a Media Systems Engineer II, you will design, maintain, and troubleshoot audio/video communication systems. You will provide tier 2-3 support, integrate technology solutions, and collaborate on the research and development of new systems. The role involves documenting processes, leading projects, and improving existing technologies while working independently and flexibly to cover critical times.
11 Hours Ago
London, UK
900 Employees
Senior level
900 Employees
Senior level
AdTech • Big Data • Digital Media • Marketing Tech
As a Staff Software Engineer at IAS, you will lead the development of ad verification and analytics solutions, collaborating with various teams to design, code, and maintain high-volume transaction systems. Your role involves mentoring, managing software lifecycles, improving software functionality, and optimizing performance in a dynamic environment.
4,500 Employees
Mid level
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
As a Mission Software Engineer, you will address technical challenges by integrating and optimizing Anduril's software systems for military applications. You will design and implement solutions for data processing, API development, and system integration while ensuring the seamless operation of Anduril products under real-world conditions.
14 Hours Ago
London, UK
Hybrid
200,000 Employees
Senior level
200,000 Employees
Senior level
AdTech • Digital Media • News + Entertainment
The Senior Staff Production Engineer will develop and architect core services for the VFX production pipeline, ensuring robust, scalable solutions and providing expert support to engineering teams. The role involves high-level system design based on business needs and requires collaboration with various teams to enhance tools and services.
20 Hours Ago
London, UK
Hybrid
3,900 Employees
Senior level
3,900 Employees
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
The Senior System Engineer will join Cloudflare's Network Engineering Team, focusing on building and running infrastructure as well as creating software solutions to improve network resilience. Responsibilities include working on tools, infrastructure, and services to solve problems efficiently and manage a large global network.
20 Hours Ago
London, UK
3,900 Employees
Senior level
3,900 Employees
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
Join Cloudflare's Network Engineering Team to build software solutions for improving network resilience. Work on a range of tools to deliver scalable and maintainable solutions. Collaborate with a team of network automation engineers to handle server-side operations and enhance engineering processes.
21 Hours Ago
London, UK
Hybrid
289,097 Employees
Mid level
289,097 Employees
Mid level
Financial Services
As an Applied AI/ML Senior Associate, you'll develop AI/ML solutions, engage with stakeholders, produce modeling solutions, and collaborate across teams to enhance workforce data strategy and analytics in a financial services context.
Yesterday
London, UK
Hybrid
3,900 Employees
Senior level
3,900 Employees
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
The Solutions Engineer collaborates with clients to provide technical support and project management in deploying Cloudflare’s services. Responsibilities include understanding complex client needs, managing technical validation projects, and contributing to the team’s knowledge-sharing in networking, cybersecurity, and related domains.
Yesterday
London, UK
450 Employees
Mid level
450 Employees
Mid level
Security • Cybersecurity
The Technical Account Manager will enhance client adoption of Tufin technologies post-sales by guiding deployments, tracking engagement metrics, coordinating support, and collaborating cross-functionally to optimize product usage and satisfaction.
2 Days Ago
London, UK
Remote
330 Employees
Senior level
330 Employees
Senior level
Enterprise Web • HR Tech • Information Technology • Software • Cybersecurity
As a Senior Ruby Developer at Immersive Labs, you will architect and deliver enhancements to our innovative learning platform, write and maintain high-quality code, mentor team members, and collaborate across disciplines to achieve project goals. Your role includes resolving incidents, translating technical concepts, and improving the overall system landscape.
2 Days Ago
London, UK
Remote
330 Employees
Mid level
330 Employees
Mid level
Enterprise Web • HR Tech • Information Technology • Software • Cybersecurity
As a Full Stack Developer, you'll play a key role in enhancing our innovative learning platform while collaborating in an agile team. Responsibilities include building and maintaining code, ensuring quality through automated testing, resolving issues, and mentoring fellow engineers. Your focus will be on delivering impactful features using various technologies and languages.
2 Days Ago
London, UK
Hybrid
289,097 Employees
Mid level
289,097 Employees
Mid level
Financial Services
As a Software Engineer III in the Equity Derivatives Group at JPMorgan, you will collaborate with engineers, project managers, and traders to develop innovative software solutions for financial systems. You'll engage in the full software lifecycle within an Agile environment, aiming to enhance business processes and support high-quality software development.
2 Days Ago
London, UK
Hybrid
289,097 Employees
Mid level
289,097 Employees
Mid level
Financial Services
The role involves collaborating with data scientists and engineers to develop and maintain data pipelines and scalable infrastructure for AI products. You'll be responsible for automating CI/CD processes, improving deployment velocity, and contributing to architectural discussions.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Senior Software Development Engineer in Test, you will enhance and maintain the test automation framework for Fivetran. You'll create automated test cases, review technical specifications, and collaborate with teams to improve product quality. Your role includes coaching other engineers and maximizing test automation strategies.
2 Days Ago
London, UK
Remote
1,200 Employees
Senior level
1,200 Employees
Senior level
Big Data • Cloud • Software • Database
As a Senior Site Reliability Engineer at Fivetran, you will ensure the reliability and performance of Fivetran's infrastructure, automate deployment pipelines, and respond to incidents effectively. You will work with engineering, product managers, and support teams to enhance service reliability and monitor infrastructure health.
2 Days Ago
London, UK
200 Employees
Senior level
200 Employees
Senior level
Artificial Intelligence • Machine Learning • Software
The Lead Software Engineer will build platforms, APIs, and services, collaborating closely with data scientists to analyze large datasets and develop scalable solutions. Responsibilities include defining technical requirements, mentoring developers, maintaining architecture, and ensuring code quality.
2 Days Ago
London, UK
4,500 Employees
Senior level
4,500 Employees
Senior level
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
The Senior Mission Software Engineer on the Maneuver Dominance team will develop software solutions for autonomous systems, collaborating across teams to address complex functionality. Responsibilities include coding, debugging, testing, and enhancing product capabilities while maintaining user needs and engineering constraints. Travel up to 20% may be required.
2 Days Ago
London, UK
4,500 Employees
Mid level
4,500 Employees
Mid level
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
As a Mission Software Engineer on the Maneuver Dominance team, you'll develop operationally relevant multi-asset autonomy, creating robust algorithms in robotics for effective collaboration among autonomous systems. Responsibilities include coding, troubleshooting issues, collaborating with teams, and ensuring seamless integration of Anduril products in real-world applications.
3,900 Employees
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
As a Software Engineer in the Zero Trust team, you will develop the Zero Trust desktop client, focusing on high-performance networking solutions while ensuring code quality through robust testing and documentation. You will engage with various programming languages and collaborate closely to design impactful features that meet strict security and performance standards.
2 Days Ago
London, UK
600 Employees
Senior level
600 Employees
Senior level
eCommerce • Mobile
As a Senior Software Engineer in Ads, you'll be responsible for building scalable ad systems and products, working across the full ads stack, and ensuring high-quality features that help sellers grow their businesses. You'll need to prioritize user needs and deliver impactful features swiftly while taking ownership of various engineering challenges.
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