271,330+ Full Stack Developer Reactpython Jobs in London, UK — Local Employers Hiring June 2026

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Lead Platform Observability Engineer

JPMorgan Chase seeks a Lead Software Engineer in Greater London to enhance developer experience through scalable observability tools. In this role, you'll work with cross-functional teams to design solutions for cloud-native microservices, driving the adoption of OpenTelemetry standards. The position r ...

iOS Engineer: Hybrid Work & SwiftUI Innovation

A leading membership service provider in Greater London is seeking an iOS developer to join their tech team. You'll create innovative mobile applications in a hybrid work environment, contribute to greenfield projects, and collaborate with cross-functional teams. The ideal candidate will have expertise in Swift ...

Search Experiences Engineer II — Remote Kibana & Open Source

A technology company in Northern Ireland is seeking a Software Engineer II to enhance search features within Kibana and contribute to the developer community. The ideal candidate possesses strong practical judgment, effective communication skills, and a willingness to learn. Responsibilities include building enh ...

Cloud Architect Lead AI & Hybrid Cloud for Public Sector

IBM is seeking a Senior Developer in Greater London to support public sector clients by designing and delivering high-performing cloud solutions. The ideal candidate has experience with AWS or Azure, strong architectural skills, and is proficient in modern application architectures and infrastructure automation. ...

Product Lead, Property Based Testing (London)

A technology company in London is seeking an experienced Product Manager to lead the Property-Based Testing product area. This role requires defining product initiatives, conducting customer discovery sessions, and collaborating with engineering teams. Ideal candidates should have a startup background, experienc ...

Senior React Real Time Frontend Engineer (iGaming)

A leading iGaming innovator in London is seeking a Senior Frontend Developer to build responsive and high-performance user interfaces. You will collaborate with backend developers and mentor junior team members, ensuring the best user experiences in real-time data environments. The ideal candidate has over 5 yea ...

Android Engineer (Kotlin, MVVM) — 12 Month Freelance

Moneyfarm in Greater London is hiring a developer to enhance their Android application, focusing on feature development and testing. The role demands strong Kotlin skills and collaboration with designers for UI/UX optimization. This freelance contract spans 12 months, and candidates with knowledge of A ...

Senior Software Engineer – Offensive Security & Platform

A cybersecurity firm is seeking a Senior Software Developer to tackle complex security challenges. Collaborating with researchers, you will deliver robust software solutions while reverse-engineering system internals across various platforms like Windows, Linux, Android, and iOS. The ideal candidate is experienc ...

Residential Facilities Manager: Build to Rent Ops & Safety

A leading residential developer is seeking an experienced Facilities Manager to oversee the operational excellence of a Build to Rent development in London. The role involves managing maintenance services, resolving technical issues, and ensuring high standards of living for residents. The ideal candidate has pr ...

Senior Industrial Project Manager | Hybrid London

A leading real estate developer in London is seeking a Project Manager to join their dynamic team. The role involves managing industrial developments, coordinating with external consultants, and ensuring projects align with sustainability goals. Candidates should have proven experience in project delivery and ex ...

Senior AI Platform Engineer – Early Tech Leader (London)

Corriculo Ltd is seeking a Senior Software Developer specializing in AI Engineering in London. You will design and deliver a cutting-edge AI-driven platform, develop intelligent systems and data pipelines, and enhance scalable SaaS infrastructure. Ideal candidates will have a strong software engineering backgrou ...

Senior Software Engineer Serverless TypeScript & AWS

WorksHub is seeking a skilled developer to maintain and expand their serverless card payment infrastructure using TypeScript and Node.js. The ideal candidate will have strong hands-on experience with AWS services, particularly in a serverless context, and familiarity with frontend frameworks like React is a plus ...

Senior D365 F&O Engineer & Finance Tech Lead

A leading technology company in London is seeking a Dynamics 365 Developer to optimize finance operations and enhance customer experiences. As part of a diverse D365 team, you will lead projects and mentor team members while developing solutions tailored for the retail industry. The ideal candidate has over 6 ye ...

Director of Tech Platform & AI Infrastructure

Algolia seeks an experienced Director of Product to lead its Tech Platform organization in London. This role involves overseeing teams across AI development, infrastructure, and developer tools. The ideal candidate has extensive product management experience, adept at navigating technical complexities, and effec ...

Next.js Frontend Engineer for SaaS Platforms

Java Script Works seeks a Frontend Developer to enhance the development of their platform using React.js and Next.js. The role involves collaborating with UX/UI designers and back-end developers to create responsive, user-friendly web applications. Candidates should have a strong understanding of HTML5, CSS3, an ...

Senior Java Engineer Low Latency FX Trading

A technology consulting firm in the City of London is seeking a Senior/Principal Java Developer specialized in low-latency systems for the financial services sector. The role involves developing high-performance Java applications, eliminating performance bottlenecks, and maintaining a flexible work schedule. Can ...

Backend Python Engineer for AI Systems (Hybrid London)

Hunter Bond is seeking a Backend Software Developer to join an exciting AI startup in London. You will design and optimize high-performance backend systems, focusing on Python and FastAPI. The role offers a competitive salary of £100,000 with flexible working arrangements. You’ll contribute to system a ...

Real Time Java Engineer — Front Office/Trading

A leading technology consultancy in London seeks an experienced Java Developer focused on real-time trading and risk systems. You will join a dynamic team that designs mission-critical systems supporting electronic trading activities. Ideal candidates should possess strong skills in Java and experience in low-la ...

Senior Software Engineer .NET, React, CI/CD Expert

Java Script Works is seeking a Senior Software Developer based in London, United Kingdom. The role requires expertise in Angular, CI/CD, and a proficient understanding of various programming languages including Python and C#. The compensation range is between £25,000 and £55,000 depending on experience ...

Senior Java Engineer – Cloud Native Post Trade (Hybrid)

Harrington Starr is seeking a Senior Java Developer to contribute to a cloud-native post-trade platform. This engineering role involves designing and delivering scalable backend systems, working closely with Product and Client Services teams. The ideal candidate will have a strong Java background, expe ...

Senior Front End Lead: Mentor Teams, Build Global UI

A forward-looking consultancy in the UK is seeking a Senior Front-End Developer to join their team. This role involves building responsive user interfaces for cloud-based applications and mentoring junior developers. Candidates should possess strong skills in TypeScript and React, with a focus on UX/UI design. I ...

Senior Android Engineer Kotlin, MVVM & CI/CD

A prominent IT services company located in London is seeking an experienced Android Developer to join their team. The ideal candidate will possess strong expertise in Kotlin and a solid understanding of modern mobile development practices. Responsibilities include delivering high-quality Android applications, co ...

Senior Platform Lead Engineer: Java/SpringBoot on GCP

LinuxRecruit is seeking a Lead Developer in Greater London to spearhead the development of applications and APIs using Java within a SpringBoot framework on a GCP Platform. This role emphasizes leadership and mentoring junior developers, enabling personal and team growth in a dynamic and socially responsible env ...

Senior Salesforce FSC Architect & Consultant

Zensar Technologies is looking for a Senior Salesforce Developer / Consultant specializing in Financial Services Cloud to lead CRM transformation initiatives. This position requires strong functional consulting skills combined with deep technical expertise. The ideal candidate will engage effectively w ...

Senior Go Backend Engineer Scalable Sports Betting

A leading online gaming company is seeking a skilled developer for backend programming in Go as part of a hybrid role. You'll work in a collaborative environment to enhance the Sportsbook platform, with responsibilities including improving system performance and creating effective testing frameworks. Ideal candi ...

Senior React Frontend Engineer for Scalable Web Apps

International Business Consulting is seeking an experienced React Developer in Greater London. The ideal candidate will develop and maintain web applications using React.js, collaborate with designers and backend developers, and ensure high-quality user interfaces. Requirements include proven React experience, s ...

Senior Calypso Software Engineer – Java & API Specialist

Nexus Jobs Limited is looking for a Senior Calypso Software Developer in London, United Kingdom. This role involves working with the Calypso API and Oracle DBMS to support back office processes like Settlements and collateral management. Ideal candidates should have strong Java skills and experience with CATT Au ...

Trading Systems Engineer (Python/.NET/Angular + Databricks)

NextWave Consulting Ltd is seeking a Buy-Side Trading Systems Developer to support their investment management transformation. The role involves designing, building, and integrating systems while collaborating with traders and technology stakeholders to enhance operational visibility and data quality. ...

Senior Backend Software Engineer Java/Spring

A technology solutions provider in the UK is seeking a Senior Software Developer to join their multi-disciplinary team. The ideal candidate will have strong Java skills, experience in Agile environments, and a passion for improving user outcomes. Responsibilities include developing digital solutions and leading ...

Senior Platform Engineer: Self Service Infra & CI/CD Leader

OakNorth is hiring a Senior Platform Engineer to play a crucial role in shaping their Internal Developer Platform. The ideal candidate will lead the design and delivery of self-service infrastructure, enhancing engineering effectiveness. Responsibilities include owning CI/CD automation, driving observa ...

Platform Backend Java Engineer (Hybrid, Fixed Term)

A technology consulting company is seeking a Backend Java Developer to build core backend services in a hybrid role based in Birmingham. You will implement policy engines for data governance and work with distributed data platforms. The ideal candidate has strong Java and Spring experience, expertise in SQL pars ...

Senior Python Engineer Front Office Analytics & Trading

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 hav ...

Senior Platform Architect for Utilities & Integrations

A premier digital asset technology provider in Greater London is seeking a Systems Architect to shape the integration of telecom and utility ecosystems. You will design scalable and developer-friendly systems, lead engineering teams, and enhance integration reliability. Core technical skills in Python and domain ...

Senior Cloud Platform Engineer (AWS/Azure, Terraform)

PolyAI in Greater London is looking for a Cloud Infrastructure Engineer to design and manage scalable cloud architectures on AWS and Azure. The ideal candidate has 5+ years of experience, strong Python skills, and a background in software engineering. Responsibilities include optimizing resources, improving deve ...

Salesforce Integration Engineer: ERP & Marketing Automation

Infallibletechie is seeking a Salesforce developer in Greater London to integrate Salesforce with ERP systems and marketing automation tools. The candidate will design data synchronization solutions and develop automated workflows to enhance business processes. Key qualifications include experience with Salesfor ...

Hybrid Quant Python Engineer — London, High Growth

Java Script Works is seeking a talented developer to join a leading Quant Investment management firm in London. This role offers an excellent working environment with ongoing training and a structured career path. You can expect a competitive salary along with a substantial bonus from day one. Skills required in ...

Senior iOS Lead — Hybrid/Remote, AI‑Powered App Craft

Moneybox is seeking a Senior or Lead iOS Developer to join their mobile team. The successful candidate will lead development efforts while focusing on high-quality code production and technical excellence. Responsibilities include driving the iOS platform's evolution, collaborating with cross-functional teams, a ...

Energy Operations Software Engineer (Post Trade)

A leading financial services company in London seeks a Software Developer to join the Operations Technology team. You will enhance applications critical to post-trade operations, ensure regulatory compliance, and collaborate with various stakeholders. Ideal candidates are experienced in C# .NET, Docker, and clou ...

Python Software Engineer Microservices for Sportsbook

A leading technology firm in gambling is seeking a proactive Python Software Developer to join their GenBet Unit in Holborn. The role involves designing and maintaining applications within a micro-service architecture. Key qualifications include strong Python programming skills, familiarity with Linux, and solid ...

Senior React & TypeScript Frontend Architect (Hybrid)

CSG is seeking an experienced Senior Frontend Developer in Greater London to design and build modern web applications. This role will focus on developing high-performing React and TypeScript interfaces that create seamless user experiences. The ideal candidate will have strong commercial experience in ...

NATO Cleared Dynamics 365 F&O Dev Integrations

A consultancy firm is seeking an experienced MS Dynamics 365 Developer in Greater London. The role involves customising Dynamics 365 Finance & Operations, designing integrations, and developing automated workflows. Candidates must have current security clearance. Responsibilities include providing support, optim ...

Senior Gameplay Systems Engineer — Hybrid (AAA)

Rocksteady Studios Ltd, located in Greater London, is looking for a talented Gameplay Systems Developer to implement and evolve core gameplay systems for their games. Ideal candidates will have strong professional experience in UE5 and C++, alongside excellent debugging skills and a collaborative spirit. The rol ...

Backend Engineer, Commercials Platform (Remote)

A leading technology company in the UK is seeking a backend developer to enhance their Commercials capabilities using Python and Django. The ideal candidate will have a solid engineering background and be able to build features that improve client sales processes. This remote-friendly role focuses on collaborati ...

Senior FX Database Solutions Lead

A leading financial services provider in London is seeking an experienced Database Developer to support core settlement applications. The successful candidate will have over 7 years of experience in delivering database solutions, preferably within the financial industry. Responsibilities include reviewing requir ...

Lead Java Engineer – Real Time Trading Platform

A leading FinTech innovator in London is looking for a Java Developer to build their next-generation, low-latency trading platform. This role involves developing high-performance systems in Java, optimizing multithreading, and collaborating with a team of experts. The ideal candidate has a degree in Computer Sci ...

WebMethods.io Cloud Integration Engineer (Hybrid)

A leading recruitment agency is seeking a WEBMETHODS.IO DEVELOPER to lead development on the webMethods.io cloud platform. The ideal candidate will have 6 to 12 years of experience, strong integration skills with API Gateway and Portal, and a degree in Computer Science. This role requires excellent communication ...

Junior Software Engineer — Games & Events Tech (London)

Mandarin Recruitment is seeking a Junior Software Developer in London to join an experienced team that focuses on developing software for various gaming requirements. The role involves testing, creating, and upgrading software applications. The ideal candidate will hold a degree in computer science or ...

Senior Front End Engineer: UI/UX, Design Systems Lead

IBM is seeking a Senior Front-End Developer to work in their Client Innovation Centers in Greater London. In this role, you will develop responsive and accessible applications, leveraging modern JavaScript frameworks such as React or Vue.js. The position offers a blend of technical challenges and colla ...

D365 F&O & Medius Integration Specialist

Salt Digital Recruitment is seeking a Functional Consultant/Developer in Greater London to support and enhance integrations between Medius and Microsoft Dynamics 365 Finance & Operations. The role involves troubleshooting integration errors and working closely with Finance/AP teams to resolve functional issue ...

Python Backend Engineer – Hybrid (London)

A leading specialist insurer in the UK seeks a Python Developer to grow the engineering team. The ideal candidate will focus on building maintainable backend services and APIs, collaborate with Product Owners, and contribute to CI/CD practices using Azure DevOps. This role offers opportunities for continuous imp ...

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