50,006+ Software Developer Pythonreact Jobs in London, UK — Local Employers Hiring June 2026

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Strategic Forward Deployed Engineer: Build Production Solutions

A leading technology partner in London is seeking a forward deployed engineer to ensure technical success across enterprise customers. In this customer-facing role, you will design and build production-grade systems and directly influence decision-making. Strong software engineering skills, particularly in Pytho ...

Full Stack Engineer Fan Engagement Platforms

THE·TEAM in Greater London is seeking a skilled Full‑Stack Software Engineer to design and develop scalable fan engagement platforms and digital experiences. This role involves working in a global team to shape business directions through innovation. The ideal candidate will have over 3 years of experi ...

Senior Python/Django Full Stack Engineer – London Hybrid

Propel is seeking a Senior Full Stack Engineer (Python/Django) to join their innovative product engineering team in London. This role involves taking ownership of product areas from architecture to delivery, significantly impacting a fast-growing platform. You will deliver reliable software, improve sc ...

Senior AI Quality Engineer for LLMs & AI Agents

jobr.pro is looking for a software quality engineer to enhance the reliability of AI-powered applications. You will define and implement quality assurance strategies, working closely with engineering teams to ensure performance and reliability. This position requires 5+ years of relevant experience, pr ...

Senior Salesforce QA & Automation Lead (Hybrid, London)

A leading tech company in Greater London is seeking a Salesforce QA professional with over 10 years of experience. This role involves implementing and supporting both automated and manual testing processes to ensure software quality, working closely with product teams. Candidates should be proficient in .NET C#, ...

BMS Project Engineer Design, Commission & Lead (London)

Benjamin & Associates Ltd is seeking a BMS Project Engineer for their team in London and surrounding areas. This role requires expertise in BMS design, software, commissioning, and project management using Trend and Tridium systems. The ideal candidate will have experience with projects valued between ...

Go Backend Engineer – AI Driven FinTech, Flexible Remote

A forward-thinking FinTech firm in London seeks a Software Engineer (Go) to develop high-performance back-end services supporting financial applications. The ideal candidate will have strong AI integration skills, proficiency in JavaScript and experience with modern development tools. Benefits include 38 days of ...

Senior Java Backend Engineer — Real Time Finance Platform

A global brokerage and financial technology company in Greater London is seeking a Senior Middle Office Backend Software Engineer. In this role, you will lead a team of engineers to enhance the performance of the GBX platform, ensuring system resiliency and scalability. Candidates should have over 8 years of Jav ...

Backend Engineer, AI Driven Customer Capabilities

Compare the Market is seeking a Software Engineer - Customer Capabilities in London. The successful candidate will build scalable backend services and APIs using Node.js while collaborating with various teams to deliver innovative, AI-enabled products. Strong Node.js skills and experience with scalable APIs are ...

Data Platform Engineer — Autonomous Driving, Hybrid London

Wayve is seeking Software Engineers to develop a next-generation data platform for autonomous vehicles in London. You will collaborate with a dedicated team to enhance self-driving algorithms through innovative data solutions. Embrace the opportunity to work in a fast-paced environment with a culture o ...

Senior Full Stack JS Engineer — Hybrid, Impact & Growth

A tech scale-up company in London is looking for a Senior Software Engineer. In this role, you will work on complex systems and be part of a diverse team. The position offers a competitive salary of up to £100k, 25 days of holiday, and hybrid work options. Candidates should have strong web development knowledge ...

R&D Tax & Innovation Lead

A leading consulting firm in the UK is searching for a Software Manager to enhance R&D claim processes and client engagement. The role requires a background in technology and experience in R&D tax, where you will lead complex technical interviews while managing junior team members. With a focus on innovation and ...

Irish Speaking Tech Solutions Consultant in Sofia

A leading international recruitment firm is seeking an Irish-speaking Solutions Consultant in Sofia, Bulgaria. This role involves providing exceptional multi-channel customer support while utilizing advanced CRM software. Applicants should possess fluency in both Irish and English, alongside a customer-first min ...

Flood Risk & Resilience Consultant

A UK-based consultancy firm is seeking a Flood Risk Consultant to provide high-quality service in flood risk and drainage strategies for planning applications. The ideal candidate will have at least 2 years of experience and expertise in flood risk assessments and sustainable drainage strategies. The role offers ...

US Tech 360 Recruitment Consultant

Signify Technology is seeking a Senior Recruitment Consultant to manage the full recruitment process aligned to the US market from our London HQ. This role focuses on building client relationships in Software Engineering, Data, Machine Learning, and AI. Successful candidates will have 360 recruitment e ...

Senior Sales Lead, Data & AI Security – Northern Europe

Veeam is seeking a Senior Manager, Sales for Northern Europe to drive growth in AI-powered data security. You will lead sales execution, develop regional plans, and manage high-performing teams. Ideal candidates have over 12 years of enterprise software sales experience, including significant sales leadership. B ...

Global FinTech Sales Leader — Travel Worldwide

Ernest-Gordon-Recruitment-Limited is looking for a Sales Executive in the City of London to enhance sales strategies and engage with major asset managers. The successful candidate must possess sales experience in Financial Software and be willing to travel globally. This role involves collaborating clo ...

Founding Research Engineer Ontology & Knowledge Graphs

60x.ai is seeking a software engineer to work on the AI Brain platform in Greater London. The role involves designing hierarchical ontology generation, developing per-tenant configuration mechanisms, and creating evaluation pipelines for generated ontologies. Candidates should have expertise in Rust and Python, ...

Mid Senior Test Engineer (Hybrid, London)

A leading technology consultancy is seeking a Talent Acquisition Specialist in London. The role involves hands-on testing of microservices to enhance product quality, maintaining QA practices, and supporting CI/CD pipelines. The ideal candidate will have significant experience in software testing, a proactive ap ...

Test Automation Engineer — Web & Mobile, CI/CD

A financial technology firm in Greater London is seeking a Test Automation Engineer. You will be crucial in ensuring software quality by building and executing automated tests across the platform. Ideal candidates have experience in functional testing and strong skills in tools like Playwright and Appium. The ro ...

Robotic Test Engineer II: End to End Robot & Simulation QA

Groupe-Ebra-1 is seeking a Robotic Test Engineer in Greater London to support software validation and metrics collection for humanoid robots. The role involves executing test pipelines, running regression tests, and developing metrics reporting. Candidates should have over 3 years in test engineering, strong Pyt ...

Remote Solutions Engineer: Identity Architecture & Demos

A leading customer identity platform seeks an experienced Solutions Engineer in the London metro area. You will drive technical discovery, guide architectural decisions, and collaborate with teams to demonstrate product capabilities. Ideal candidates have over 4 years of software development experience and stron ...

Applied AI Robotics Scientist

A leading robotics firm in Greater London is seeking an AI Research Scientist to develop advanced models and software for applied robotics. The role involves real-world problem-solving and fostering teamwork in a dynamic environment. Ideal candidates will have a strong background in AI robotics research and demo ...

Bilingual SaaS Sales Exec (French/German) Hybrid London

A leading software company seeks a motivated Sales Executive fluent in French or German to join their team in London. This hybrid role involves conducting outbound calls to generate business, building client relationships, and presenting suitable solutions. Candidates should have sales experience, excellent comm ...

Remote Enterprise Account Executive Defence Partner Sales

Salesforce, Inc. is seeking an Enterprise Account Executive to manage a defined territory within the Defence sector across the UK and Ireland. This role includes partnering with OSPs to design industry-specific solutions and drive collaboration across sales and marketing. The ideal candidate will have ...

Senior AI Solutions Engineer — Cloud Native & LLM Ops

A leading global investment firm is seeking an experienced AI Application Engineer to drive the development of cloud-native AI applications. The role involves rapid prototyping, solution implementation, and key business partnership to integrate AI capabilities. Ideal candidates should have over 9 years in softwa ...

Nordic Enterprise SaaS Account Executive — New Logo Growth

New Relic is seeking a Senior Account Executive to introduce the company's solutions to new customers in the Nordic region. The role requires a proactive approach in building relationships, managing sales opportunities, and collaborating with marketing teams. Ideal candidates will have experience in B2B software ...

Hybrid Enterprise Account Executive — Inbound SaaS (London)

A mission-driven tech company is seeking an experienced Account Executive to join their London team. In this role, you'll focus on inbound leads to drive new business, build customer relationships, and collaborate with marketing for effective campaigns. Ideal candidates will have knowledge of SaaS software and e ...

Senior AI Research Engineer — Edge AI & Multimodal Vision

A leading AI solutions provider is seeking a Senior AI Research Engineer in London. The role involves developing state-of-the-art AI products by improving training algorithms and multimodal LLMs. Candidates should have over 5 years of software engineering experience with proficiency in Python, and strong experti ...

Lead Rail Design Engineer: Structural & Architectural

A leading engineering recruitment firm in the UK is seeking a Lead Design Engineer specializing in Structural and Architectural design for railway infrastructure. The role involves developing designs, conducting structural analyses, and ensuring compliance with safety regulations. The candidate should possess a ...

Hybrid Lead Foundational AI Research Engineering Manager

A leading technology company in Greater London is seeking a Manager, Research Engineering to lead a high-performing engineering team focused on LLM and machine learning development. The role involves managing project direction, mentoring engineers, and fostering innovation in a hybrid work environment. Candidate ...

EV Battery Mechanical Design Engineer (2D/3D, Pneumatics)

Mandarin Recruitment is looking for a Mechanical Design Engineer for a UK-based EV Battery company. The successful candidate will work on diverse products including lithium batteries, and will collaborate with Chinese vendors. Candidates should have at least 2 years of mechanical engineering experience ...

Civil Design Engineer: Urban Infrastructure & Drainage

The Construction Index Ltd is seeking a Project Civil Design Engineer to join their London office. You will work on diverse infrastructure projects alongside structural teams, contributing to practical and sustainable design solutions. Applicants should have a degree in Civil Engineering, relevant expe ...

Founding AI Control Engineer for Greenhouse Ops

Optimal Agriculture is seeking a Founding Forward Deployed Engineer to connect AI systems with greenhouse operations in Greater London. You will engage with growers, monitor production behavior, and build tools to enhance onboarding and customer interactions. Candidates should possess strong communication skills ...

QA Engineer API & Web Testing (Manual + Automation)

A global API management company is seeking a QA Engineer to enhance the software development process through manual testing and automation. You'll work in an Agile environment, creating manual tests for web applications while also maintaining the automation framework. Essential skills include extensive manual te ...

Emerging Visualization Artist – Photoreal Rendering & XR

A leading architecture firm in London is seeking an entry-level Visualization Specialist to enhance architectural visualizations and contribute to dynamic projects. Candidates should possess strong visualization skills, including proficiency in software like D5 Render and Unreal Engine. The role involves collabo ...

Automation QA Engineer – End to End Banking

NatWest Group is seeking a Quality Automation Specialist to support automated testing activities across various delivery models. In this role, you'll collaborate with teams to develop quality solutions and ensure defect-free deployment. The ideal candidate will have experience in end-to-end automation ...

Onsite Test Engineer – DevSecOps & AI/ML

A leading defense technology company in the UK is seeking a Test Engineer to join their team in Gloucester, Manchester, or London. The role involves collaborating within an Agile software delivery team, creating automated test frameworks, and supporting development interactions. The company offers substantial be ...

Payments Engineering Lead – Scale Fintech Platform (Hybrid)

Motorway is seeking a Senior Engineering Manager to lead the engineering team in transforming the used car marketplace. The role involves driving team execution, managing developers, and ensuring the delivery of high-quality digital products. The ideal candidate has extensive experience in software eng ...

Research Engineer, Pretraining — Lead Scalable LLM Training

Anthropic is seeking a researcher to advance AI systems focused on model architecture and algorithms. The ideal candidate will hold an advanced degree in a relevant field and possess strong software engineering skills. Responsibilities include conducting research, leading projects, and optimizing infrastructure. ...

Senior RL Research Engineer Production AI Optimizations

InstaDeep is seeking a Research Engineer to create optimization solutions for large-scale industrial problems. This role involves collaborating with teams to build production-ready AI systems and translating industrial knowledge into actionable optimization strategies. Successful candidates will have e ...

Senior Project Controls Engineer, Water & Utilities

Turner & Townsend is looking for a Senior Project Controls Engineer to join their London infrastructure team. You'll work on high-profile projects, providing performance reporting and analytical support, establishing progress monitoring methods, and collaborating with cost and planning engineers. The ideal candi ...

Energy Tender Planner: Major Civil & HV Projects

A leading construction firm is seeking a Tender Planner to contribute to the Energy Team in Kentish Town, London. The ideal candidate will have significant experience in major civil engineering projects and familiarity with planning software like P6 and Asta. The role involves preparing structured programmes, as ...

Solutions Engineer: Modern ERP & FinTech Pre Sales

A leading software company in Greater London is seeking a Solutions Engineer to lead pre-sales activities for multinational clients. This role involves translating customer requirements into compelling technical solutions while collaborating with various teams. Candidates should possess a Bachelor's degree in Ac ...

Chartering Manager: Atlantic Market Leader

A global shipping company in the United Kingdom is seeking a dynamic Chartering Manager with a strong commercial mindset. The candidate will manage trading operations, secure cargo coverage, and maintain robust customer relationships. Ideal candidates should have at least 3 years of chartering experience and kno ...

Real Estate Strategy & Transformation Consultant

A global real estate consulting firm is seeking a Lead Analyst to Senior Consultant to advise clients on operational real estate and transformation assignments. The role includes conducting strategic assessments, developing initiatives, and implementing software solutions. Candidates should have strong analytica ...

Reinsurance Pre Sales Engineer Remote/Hybrid ROI Demos

A leading tech company in Greater London is seeking a Pre-Sales Engineer/Consultant specializing in Reinsurance. This hybrid role requires strong pre-sales expertise and the ability to engage with customers effectively. With at least 3 years of relevant experience, candidates should have an excellent understandi ...

EMEA Client Reporting Implementation Lead (Hybrid)

SimCorp is looking for an Implementation Consultant in London to enhance client reporting solutions. You will develop expertise in SimCorp Client Reporting, contributing to implementation projects and helping clients derive value from our software. The ideal candidate has experience with reporting tool ...

Senior Rail Planner MEP/HFC Systems (Old Oak)

A leading engineering firm in the UK is seeking a Senior Planner for their MEPHFC project at Old Oak Common, Greater London. This role requires experience in M&E projects and proficiency in planning software like Oracle Primavera P6. Key responsibilities include managing project planning, liaising with teams, an ...

Field Embedded Technical Operations Engineer

A leading defense technology firm in the UK seeks a Technical Operations Engineer to ensure the seamless operation of systems in dynamic environments. The role involves integrating software and hardware with customer infrastructure, diagnosing system issues, and developing automation tools. Candidates should hav ...

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    Software Developer Pythonreact Jobs in London Job Search Guide, Trends and Insights