senior python developer jobs in London

Who You’ll Work With:The role is as a member of a team within the Operations Technology (OT) department. OT consists of multiple teams in London, Nashville, Hanoi & India. The teams are responsible for the firm’s back and middle office applications. Team members include software developers, business and technical analysts, and quality assurance...

JPMorgan Chase in London seeks a Lead Software Engineer to join the Equities LOB and drive secure, scalable software delivery across multiple business functions. You will craft robust solutions, lead technical design reviews, and collaborate with front-office users to translate requirements into delivery plans.You will own the full software lifecycle, mentor...

A leading technology recruitment company is seeking a Senior Python Developer based in London. The role demands an expert in Python with strong DevOps and data processing capabilities. Key responsibilities include designing high-performance financial software and mentoring junior engineers. Candidates should have over seven years of experience in software...

SmartRecruiters, Inc. in the United Kingdom is seeking a Senior Python/Django Developer to join our engineering team. You will own key parts of the platform and help shape the architecture in a fast-growing, early-stage startup.You will design and build our marketplace features, ship high-impact improvements, and work with modern tools to deliver reliable...

Senior Software Developer Glocomms City Of London, England, United Kingdom Role Overview We are seeking a highly experienced Senior Software Engineer to join a greenfield technology initiative focused on building a next-generation orchestration platform. This platform will underpin mission-critical operations across trading, risk management, and enterprise...

Synapri are working with a global consultancy looking to hire an experienced Senior Salesforce Developer to join their leading Salesforce practice.This role take ownership in designing, developing and delivering scalable Salesforce solutions for complex enterprise clients. Working across Sales Cloud, Service Cloud, Experience Cloud and Data Cloud, you will...

Position: Senior Salesforce Developer Employment Type: Permanent Start: ASAP (September/October 2026) Location: London, UK (Hybrid, 2 days per week office) Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader...

Join to save Senior Java Developer at Auxo Talent Get AI-powered advice on this job and more exclusive features. Our client currently seeks a Senior Java Developer to join their dynamic team on an initial 6 month contract. This role is Hybrid ( 2 days a week in office in London ) Main Keypoints Java Spring Boot Microservices Customer-facing...

The Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market-infrastructure service within the Equities platform, with a strong focus on AWS cloud-native developmentReporting directly to the Senior Technical Delivery Engineer, Post Trade, the successful candidate will be responsible for designing, implementing, and...

We're partnering with an exciting Series A startup in London to find a Senior Frontend Engineer who thrives in a fast-paced, innovative environment. If you're passionate about building scalable, high-performance web applications, this could be the perfect role for you!Location: London (Hybrid – 3 days in the office, 2 days remote)What’s in it for...

Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to...

Job Description: Senior ASP.NET Developer We are looking for Full Stack Software Developer to work in our development team. The role involves participation in the full Lifecycle of software development (SDLC) from conception to deployment. This is an excellent opportunity for an individual who is passionate about software development and enjoys working in a...

Senior C++ Developer - London - Miller Maxwell is working with an international financial services organisation that is expanding its software engineering team. The business is strengthening its position in the European market by investing significantly in every department within the business; they are expanding aggressively in every area.No prior finance...

At Trustpilot, we're on an incredible journey. We're a profitable, high-growth FTSE-250 company with a big vision: to become the universal symbol of trust. We run the world's largest open customer review platform, and while we've come a long way, there's still so much exciting work to do. Come join us at the heart of trust! We are seeking a Senior Salesforce...

Plugin development | Plugin Customization | COMPLETE PHP CUSTOMIZATIONS | Theme customizationSenior PHP DeveloperSkills & ResponsibilitiesLead back-end development on client projectsDesign database schemas and APIsReview code and mentor junior developersBuild plugin and theme customizationsImprove performance and security of existing...

Compensation: Competitive (Financial Services) Compensation: Competitive (Financial Services) About TradingHub Founded in 2010, TradingHub delivers uniquely intelligent trade surveillance software to world leading financial institutions. Developed by market professionals, our solutions use sophisticated modelling techniques to detect single and cross-product...

We are looking for a Senior / Lead Kotlin Engineer to join a critical initiative reengineering core trading and post‑trade platforms. You will focus on modernizing large‑scale legacy components into high‑performance, event‑driven, cloud‑native services using Java and Kotlin, all while maintaining absolute stability on a live, financially...

OverviewSenior React Native Engineer with Leadership experience - 6 month contract - Remote/UK based - Start ASAP. My client is urgently looking for a Senior React Native/React Engineer with Management experience, to help build mobile, connected TV, and web applications for an enterprise company.ResponsibilitiesTeam leadership is a must haveProficient in...

Contract Senior C++ Developer Location: London, 2 to 3 days onsite in Kings CrossContract: Immediate start - 12 week contract Who We Are AND Digital are on a mission to close the world's tech skills gap. We help organisations navigate the future of technology by combining human expertise, emerging tech and AI to deliver better outcomes, faster. Since 2014,...

London, United Kingdom | Posted on 09/12/2025We provide end-to-end IT solutions and services including Applications services, Data & Analytics services, AI/ML Technologies and Professional services in the UK and EU market.Job DescriptionOverviewWe are seeking an experienced Android Developer with strong Kotlin expertise and a deep understanding of modern...