689,523+ Lead Aidriven Software Engineer Python Java Jobs in UK — Top Companies Hiring June 2026

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Senior Python Engineer for AI Model Evaluation

Prolific is searching for Senior Python Developers to join their Expert Network, assisting in AI training and evaluation. Candidates should have a strong background in Software Engineering and be proficient in Python. The role involves reviewing and testing AI-generated code, ensuring logic accuracy, a ...

Full Stack Engineer – Node.js/Python | Hybrid, Impact

A global technology company in the United Kingdom is seeking a Software Engineer to develop innovative surveillance camera systems. This hybrid role involves using Node.js and Python to build server-side applications and creating user interfaces with modern JavaScript frameworks. The ideal candidate will have a ...

Senior Python Engineer Security & Full Stack, Remote

A dynamic startup is seeking a Senior Python Developer to design and develop security-focused products. You will work on full-stack applications, integrating APIs, and enhancing cloud security features. This role offers opportunities for professional growth, project leadership, and collaborative teamwork. Ideal ...

Senior Python Backend Engineer – Fully Remote UK

A software consulting company is seeking a Senior Python Engineer to work fully remotely in the UK. You will be involved in building and maintaining backend services, contributing to a v1 to v2 product rewrite focusing on scalability and reliability. The ideal candidate will have strong experience in Python and ...

Python Engineer – (DevOps/Internal Tools) FULLLY REMOTE

Job Description As a software engineer, you'll join a team tackling complex challenges in automating,streamlining, and scaling engineering and support workflows through the development ofcritical APIs and applications. This role requires actual engineering thinking to build robust ...

Full Stack Python Engineer for Data & Security

A leading simulation and data-analytics company in the UK is looking for a Full Stack Software Developer to enhance their engineering team. This mid-level position requires strong back-end skills, ideally in Python, with a focus on SQL and NoSQL data management. Collaborating with various stakeholders, the succe ...

Senior Python/Django Backend Engineer — Remote UK

A renowned recruitment agency is seeking a Senior Python/Django Developer to join a growing SaaS company’s fully remote team in the UK. The role involves enhancing core product features, collaborating with a remote team, and addressing real-world problems in legal and financial tech. Ideal candidates are proacti ...

Python Engineer — APIs & Scalable Fintech (Hybrid/Remote)

Lendable Ltd in the United Kingdom is seeking a Python Developer to join their Infrastructure team. In this role, you will design and integrate APIs to enhance customer experience and optimize performance. You will engage in architectural discussions and collaboration within a dynamic work environment. <p ...

Senior Backend Engineer Remote, Python & Azure SaaS

A technology firm is seeking a Senior Backend Engineer to lead the design and implementation of core backend services for an Azure-based SaaS platform. This role emphasizes the creation of robust REST APIs, optimization of workflows, and maintenance of cloud infrastructure. Ideal candidates will possess over 6 y ...

Project Based Electrical Engineer (Python) & AI Trainer

A tech consulting company is seeking electrical engineers for part-time, project-based opportunities focused on AI evaluation and improvement. Candidates should possess a degree in Electrical Engineering and at least 3 years of relevant experience, demonstrating strong Python skills and a high proficiency in Eng ...

Senior Python/Django Engineer & System Architect Hybrid

Comxps Ltd is hiring for a role requiring strong Python and Django expertise, offering a hybrid work model with office locations in London, Manchester, Birmingham, and Cardiff. Ideal candidates will have at least 5 years' experience and proven system design capability. The position involves collaborati ...

Principal Python Engineer Remote UK, Product Focused

An early-stage Start-Up in the United Kingdom seeks a Principal Software Engineer to join their growing team. The ideal candidate has over 5 years of experience in Python, with additional skills in TypeScript and a product-focused mindset. This remote role requires someone comfortable in dynamic environments, wh ...

Python Engineer – (DevOps/Internal Tools) FULLLY REMOTE

Job Description As a software engineer, you'll join a team tackling complex challenges in automating,streamlining, and scaling engineering and support workflows through the development ofcritical APIs and applications. This role requires actual engineering thinking to build robust ...

FX Risk Tech Lead & Senior Java Architect (VP)

Citi is looking for a Lead Java Developer – Vice President to join our FX Risk technology team. You'll work on innovative AI-powered systems for real-time FX risk management at one of the world's largest financial institutions. The role involves high-performance application delivery, architecture of cutting-e ...

Solutions Engineer / FDE Python AI Hypergrowth £180k+

FDE / Customer Engineer | London (5 Days Onsite) | Conversational AI / Enterprise SaaS | Hypergrowth AI Startup | Python, APIs, Integrations, LLMs | £150k-£180k + Equity + Benefits A hypergrowth AI company is building enterprise-grade conversational AI agents used by some of the world ...

Full Stack Engineer (AI/ML, Python, Agentic)

Full Stack Engineer (AI/ML, Python, Agentic) – Global Tech Company – London Day rate: £500 – £700 (inside IR35)Duration: 12 months Hybrid: 3 days per week Start: ASAP My exciting new client is looking for a Full Stack Engineer with AI/ML and Python experience. H ...

Full Stack Engineer (AI/ML, Python, Agentic)

Full Stack Engineer (AI/ML, Python, Agentic) – Global Tech Company – London Day rate: £500 – £700 (inside IR35)Duration: 12 months Hybrid: 3 days per week Start: ASAP My exciting new client is looking for a Full Stack Engineer with AI/ML and Python experience. H ...

Integration Engineer

Transform9 is committed to transforming healthcare communication through our innovative conversational agent platform, improving patient engagement and access to care. We are seeking an experienced Integration Engineer to join our technical team. In this role, you will be responsible for designing, develop ...

Full Stack Software Engineer (Java+ React)About the Role: in London S&P Global

Experience and Skills Proven experience with modern web technologies, including: Java/J2EE Hibernate Microsoft Office Automation Python R REST/OData AWS Angular/React Tomcat JMS SQL < ...

Automation Test Engineer (SC Cleared 6 Months FTC)

Automation Test Engineer (SC Cleared 6 Months FTC) Role will be part of our Quality Engineering & Assurance (QE&A) Practice. With more than 650 clients across industry verticals and a global footprint, Cognizant QE&A practice is a recognized thought leader in quality engineering and Assurance. As ...

Remote Senior QA Engineer | SC Cleared & Test Automation

A technology consulting firm is seeking a Senior QA Engineer to ensure the quality and performance of complex software systems. The ideal candidate has over 7 years of experience, with strong automation skills in Java and hands-on expertise with tools like Selenium and JMeter. This is a full-time contract positi ...

DevOps Engineer

Overview Our client is a cutting-edge FinTech company with a reputation for innovation and excellence. They design and build advanced trading and analytics platforms used globally by some of the world’s leading financial institutions. With ambitious plans for growth and new product launches, they ...

GCP Architect

Company DescriptionWe’re an innovation and transformation consultancy that believes in the power of ingenuity to build a positive-human future in a technology-driven world. Our diverse teams of experts combine innovative thinking with breakthrough-technologies to progress further, faster. ...

GCP Architect

Company DescriptionWe’re an innovation and transformation consultancy that believes in the power of ingenuity to build a positive-human future in a technology-driven world. Our diverse teams of experts combine innovative thinking with breakthrough-technologies to progress further, faster. ...

Senior Principal Java Architect — Enterprise API & Platform

Anaplan is seeking a Sr. Principal Engineer for their Manchester, UK location. This role requires leadership in designing and architecting platform capabilities, including API gateways and backend engines. The ideal candidate will have extensive software engineering experience, especially in Java and K ...

Principal Software Consultant: Secure Tech & Client Delivery

FORT is seeking a Principal Software Engineer to develop innovative solutions and engage directly with clients. You will work on critical projects supporting the UK's national security, leading technical designs while being part of a high-performance team. The role requires strong Java engineering skil ...

Senior Ads Auction Engineer — Real Time CTV Platform

Roku is seeking a software engineer for the Ads Auction and Marketplace systems to optimize yield and real-time outcomes. You will design and implement auction capabilities and integrate them with other teams while improving ad auction features. Your coding skills in Java and experience with distribute ...

Senior Software Engineer – AI Powered Search Platform

Elsevier is seeking a Senior Software Engineer I for their Search and AI Platform in London. You will design graph-based search services and develop applications leveraging Java, Spring Boot, and GraphQL, while collaborating with cross-functional teams. With over 4 years of experience in distributed sy ...

Application Software Engineer – C#/C++ DDS & Defence

Energy Jobline ZR in Bristol is seeking an engineer to implement a demonstration system for a new Command and Control application. The ideal candidate will excel in turning system needs into working software, collaborating closely with domain specialists to deliver quickly. Key responsibilities include ...

Senior Software Engineer, Scale — Fintech Platform

Airwallex, a global payments platform, seeks an experienced Software Engineer to join our team in Greater London. You'll design and maintain our embedded finance infrastructure, collaborate across departments, and impact how businesses use our services. We're looking for someone with 5+ years in Java/Spring Boot ...

Senior Marketing Platform Engineer – Data Driven Growth

A global technology company is seeking a Senior Software Engineer for their Marketing Platform team in London. The candidate will manage and evolve the marketing platform and comparison scraping for international customers. Ideal applicants have over five years' experience in Java or Kotlin, strong expertise in ...

Senior Android Engineer Digital Identity & Fintech

A leading financial services firm is seeking a Software Engineer III - Android to focus on creating customer-centric products. You will be responsible for developing and delivering product features, collaborating with cross-functional teams, and ensuring high-quality code. The ideal candidate will have advanced ...

Defence Test Automation Engineer — Career Growth

A global technology leader seeks a Quality Engineer in Hursley, UK. This role focuses on automating testing processes to ensure efficient software delivery. Candidates should possess strong knowledge in Java DevOps, experience writing test automation scripts, and familiarity with tools like Selenium and Cypress. ...

Android Engineer: Kotlin/Java with MVVM + TDD Expertise

This is a job posted by a partner. Requirements I am looking for candidates with extensive experience in native Android development using Kotlin and Java. A strong grasp of MVVM, MVP, and modern Android architecture patterns is essential. You should have a deep understanding of TDD, ...

Senior Java Backend Engineer – Payments at Scale

慨正橡扯 is looking for a Senior Software Engineer to join their payment services team. This role involves translating requirements into tasks, producing test-driven features, and mentoring others while working with various payment methods securely. With a focus on innovation, candidates should have over 5 ...

Senior Staff Backend & Data Engineer FinTech (Relocation)

Agoda is looking for an experienced backend engineer in Greater London, UK to architect and maintain scalable systems fundamental to our FinTech solutions. The ideal candidate has over 8 years of experience in software development, particularly in Java, Kotlin, Scala, or C#, with expertise in big data and real-t ...

Software Engineer 2 – Cloud Analytics & Identity (Remote)

Elenchus Technologies seeks a Software Engineer Level 2 with 14+ years of experience to join its PDA Team. The ideal candidate should possess a robust understanding of cloud and large-scale analytics and be a proactive team player. Responsibilities include developing foundational identity intelligence analyti ...

Senior Android SDK & SaaS Implementation Engineer

Mandarin Recruitment is looking for an Android Implementation Engineer to join a California based computer software company. The ideal candidate should have over 4 years of experience in building apps using Java/Kotlin, as well as strong problem-solving abilities. The candidate must be bilingual in Eng ...

Frontend Engineer: Vue/TS & Modern UI Dev

Java Script Works is looking for a software engineer based in Greater London to work in a challenging tech environment. The ideal candidate will be proficient in JavaScript (ES6+), CSS, and modern frameworks like Vue, with experience in frontend development and responsive design. Responsibilities include develop ...

Android Mobile Engineer in Charing Halian Technology Limited

This is a job posted by a partner. Requirements I am looking for candidates with extensive experience in native Android development using Kotlin and Java. A strong grasp of MVVM, MVP, and modern Android architecture patterns is essential. You should have a deep understanding of TDD, ...

Full Stack Engineer: TypeScript & Python for Respiratory Health

Java Script Works in Cambridge is looking for a Full-Stack Software Engineer to enhance respiratory healthcare through innovative web applications. You will work with technologies like TypeScript and Vue.js, contributing to cross-functional teams to deliver effective solutions. Proficiency in back-end ...

VP, Low Latency Algo Trading Systems

Citigroup Inc. is seeking a Software Engineer to join the Equities Electronic-Execution technology team in London. You'll design and deliver next-generation low-latency execution platforms including Algorithmic Trading and Smart Order Routing. Candidates should have strong knowledge in Java, C++, or Rust, along ...

Staff Software Engineer – Full Stack (C/.NET, TS, Angular)

Java Script Works is looking for a Staff Software Engineer based in Edinburgh, United Kingdom. The role requires expertise in ECMAScript, TypeScript, HTML5, and CSS3, alongside knowledge of design principles like SOLID and TDD. The ideal candidate should also have experience with automated testing and a solid un ...

Senior Full Stack Engineer: React & Java, Drive Impact

A prominent financial services firm in Glasgow seeks a Software Engineer III to join their agile team. You will play a key role in delivering technology solutions across multiple business functions, focusing on high-quality code and innovative troubleshooting. The ideal candidate has extensive experience in UI d ...

Real Time Data Engineer for LLM & Low Latency Systems

A data-driven technology firm in London is seeking a Software Engineer to develop and maintain data acquisition systems using social media inputs. The role requires strong programming skills, particularly in Java (Spring), and experience with Postgres, GCP, and Docker. Candidates should also be familiar with bui ...

Senior Software Engineer FX Trading Platforms

A global financial services provider is seeking a Senior Software Engineer to enhance electronic FX trading solutions. In this role, you will leverage your Java expertise and work in a collaborative environment to deliver robust systems that meet business needs. You will contribute to solution design, guide engi ...

Senior Backend Engineer Distributed Data Platform

A leading data and AI company in London is seeking an experienced Software Engineer to enhance their Lakehouse Platform. The role focuses on building reliable and secure services for data storage and access, requiring 8+ years of experience in Java, Scala, C++, or similar. Candidates should possess a BS in Compu ...

Fintech Software Engineer – Payments & Cloud

Edenred Italia S.r.l. seeks a Software Engineer for its London office, focusing on the design and implementation of innovative payment solutions. You will be part of a collaborative team working under Edenred PayTech, a leading fintech company managing over €100 billion in global payments. Ideal candidates will ...

Automation QA Engineer for Enterprise Platform

IT Global Consulting Ltd. is looking for an experienced QA & Automation Test Engineer to join their team in Slough, UK. The successful candidate will be responsible for testing, maintenance, and support of the platform while collaborating with the software design team. Key requirements include a Bachelor’s degre ...

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