376,268+ Back End Architect Java Spring Boot Python Cloud Native Jobs in UK — Top Companies Hiring June 2026

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Java Developer

This range is provided by High5. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Max rate: 408/day Inside Ir35 GBP Location: Glasgow Duration: End of December 2025 IR35 status A core Senior Java ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Staff / Senior Lead Software Engineer Backend Platform

Overview Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Morgan h ...

Staff / Senior Lead Software Engineer Backend Platform

LONDON, United Kingdom Job Identification Job Category Software Engineering Business Unit Corporate Sector Posting Date 04/03/2026, 09:11 AM Locations 1 Cabot Square, London, E14 4QJ, GB Job Schedule Full time Job Descriptio ...

Lead Full Stack Engineer

Lead Full Stack Engineer (Java / Vue.js) Our client based in Manchester City Centre is currently looking for an experienced Java engineer to join our growing team as a Lead Full Stack Engineer, helping to shape and deliver high-quality, end-to-end solutions across their platform. This is a ...

Java Software Engineer

You must have the relevant Right to Work in the UK – no VISA sponsorship can be provided for this role. The Company We are working with a leading financial services organization who are investing heavily in their technology function. As part of an ongoing digital transformation pr ...

Senior Java Developer Newcastle

Senior Java Developer Location: Newcastle Hybrid Working: Please note - This role will require you to work from our Newcastle, Cobalt Business Park office 3 days per week. Note: The above information relates to a specific client requirement. In our team you will learn: </ ...

Senior Full Stack Developer

Senior Full Stack Developer Internal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time OR Outside IR35 Contract, 6 months with view to extend<st ...

Senior Full Stack Developer

Senior Full Stack Developer Internal Title: Senior Full Stack DeveloperLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time OR Outside IR35 Contract, 6 months with view to extend<st ...

Senior Software Engineer

Senior Backend / Cloud Engineer ?? Remote - Northern Ireland ?? Salary negotiable DOE ?? Full-time, Permanent At a Glance Senior backend/cloud engineering role at a US FinTech scale-up Go / Python / GCP - with scope to shape architectur ...

Agentic AI Application Architect

Avanade is seeking an experienced AI Application Architect to join its Global Integrated Center of Excellence. This role involves designing intelligent, cloud-native applications leveraging agentic AI. The architect will modernize legacy systems, work collaboratively with teams, and drive AI adoption across vari ...

Associate Instructor

Key Responsibilities Curriculum Development: Design and implement training programs and lesson plans tailored to the needs of students or employees in technical and non-technical fields. Instruction Delivery: Conduct engaging training sessions using ...

Senior Back end Software Engineer (Python and Rust) London

Validus is looking for a financial software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Validus. The back-end team is part of the broader technolog ...

Senior Software Engineer

Fuel Recruitment is working with a well-established technology organisation seeking a Senior Software Engineer to join their expanding team. This role offers the chance to work across modern cloud platforms, Front End frameworks, and Back End languages while contributing to high-quality software solutions. ...

Software Engineer Platform Security

Aura is Neo4j’s managed cloud platform, operating at scale with 800+ Kubernetes clusters across multiple clouds. At its core is Omni, the platform that powers Aura. Within it, the Platform Security team ensures developers have the tools and documentation to ship secure code and create services using a secu ...

Cloud Architect in London Satalia

Cloud Architect London, United Kingdom Posted 11 months ago Tech stack Python Cloud TypeScript Java Infrastructure What We Want from You Having an excellent understanding of Java, Typescript, a ...

AI Enabled Full Stack Engineer

Software Engineer - AI Enabled Full Stack Engineer Location: Belfast Level: Specialist Salary: Competitive (based on experience) Role Overview: Build, own, and evolve next-generation applications that leverage AI tooling, delivering client solutions across the Health and P ...

Software Engineer

Role Overview TP ICAP has partnered with Amazon Web Services (AWS) to build the next generation of the Fusion Platform, transforming it into a global market infrastructure. This is a unique opportunity to join a newly formed team working on a cutting‑edge platform using modern architecture and clo ...

Enterprise Architect

Location : London , UK Mandatory (Experience in BFSI Industry) Key skills expected are: Technology Strategy definition, Digital Transformation / Modernization for large size programs / Enterprise Standards Role Summary We are seeking a seasoned Enterpri ...

Java Developer

Your newpanyYou will be joining a large, highly regarded public sector organisation undergoing significant digital transformation. The team is focused on delivering modern, scalable platforms that directly impact millions of users across the UK.This is an opportunity to work within a collaborati ...

Java Developer

Your newpanyYou will be joining a large, highly regarded public sector organisation undergoing significant digital transformation. The team is focused on delivering modern, scalable platforms that directly impact millions of users across the UK.This is an opportunity to work within a collaborati ...

Senior Java Developer

Senior Java Developer Hybrid – Remote and UK£300-£350pd (Outside IR35) Role Overview:We are seeking an experienced Senior Java Developer to join our dynamic team. The ideal candidate will have a strong background in developing web-based applications with comprehensive knowledge of Java techno ...

Software Engineer III Real Time Client Liquidity Dashboard Java and Kafka/ReactJs

Be an integral part of a team that's constantly pushing the envelope to enhance, build, and deliver cutting‑edge technology products. As a Software Engineer III on the Global Liquidity and Cash Management Technology team, you will design, build, and enhance a real‑time client liquidity dashboard usi ...

Lead Python & API Architect Cloud, AI & Enterprise Apps

LSL Property Services is seeking a skilled individual to lead development teams and drive technical decisions, focusing on Python-based enterprise applications. You will be responsible for the design, development, and deployment of modern software solutions. The ideal candidate will have strong experti ...

Senior Software Engineer

Java Backend Engineer - Greenfield Fintech | London (Hybrid) Multiple levels available: Associate to Senior Lead Location: London - on-site Build something that actually matters - from scratch. We're partnering with a high-growth fintech accelerator embedded within a major ...

Full Stack Engineer (UK)

About Allica Bank Allica is the UK’s fastest growing company – and the fastest-growing financial technology (Fintech) firm ever. Our purpose is to help established SMEs, one of the last major underserved opportunities in Fintech. Established SMEs are the backbone of local communities – re ...

Software Developer Backend

Requirements Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience Our work culture is inclusive, modern, friendly, and democratic. We look for bright, positive-thinking individual ...

Java & Cloud Tech Lead Azure, Microservices & CI/CD

Sivara GmbH is seeking a Java / Cloud Technical Lead to join our team in Wembley, London. This full-time, on-site role will have you working five days a week with a salary of up to £80,000 per annum, and the opportunity to shape engineering standards and collaborate directly with our Principal Architect. ...

AI Native Engineer: End to End AI, Cloud & DevOps

WUNDERTALENT is seeking an AI-Native Engineer to own features end-to-end, from code to production deployment in London. You will be responsible for managing full DevOps processes, utilizing tools like Docker and AWS. The ideal candidate leverages AI tools to enhance their work and has tangible outputs, ...

Site Reliability Engineering Manager

1 week ago Be among the first 25 applicants Direct message the job poster from Ascendion Senior Talent Specialist @ Ascendion | IT Recruitment Job Description: We are seeking a Platform Engineering Manager with a strong hands-on background in Java development an ...

Senior Architect Java & AWS, Agentic AI Modernisation

Client Server is seeking a Lead Technical Architect (Java AWS Agentic AI) in London. In this hybrid role, you'll work three days in the office and have flexibility to work from home. You'll architect and lead the modernization of Core Banking platforms, collaborating with Teams across the business. The ...

Senior Architect Java & AWS, Agentic AI Modernisation

Client Server is seeking a Lead Technical Architect (Java AWS Agentic AI) in London. In this hybrid role, you'll work three days in the office and have flexibility to work from home. You'll architect and lead the modernization of Core Banking platforms, collaborating with Teams across the business. The ...

Full Stack Java Developer (Fixed Term Contract)

## Full Stack Java Developer (Fixed-Term Contract)Applylocations: London - 12 Arthur Streettime type: Full timeposted on: Posted Todayjob requisition id: JR At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you’re passionate about developing your care ...

Senior Backend Developer (Java/Spring) — Swansea On site + Visa

Scrumconnect Consulting is seeking a Senior Backend Developer located in Swansea. The role involves designing and building scalable backend systems using Java and Spring Boot, ensuring performance and security. Candidates should have hands-on experience with microservices and RESTful APIs. The company ...

eDV Cleared Software Engineer Permanent

iO are looking for 5x experienced eDV Cleared Software Engineers with strong Java development expertise to join a long standing client of ours within the National Security sector. Start: ASAP Location: Cheltenham, Manchester or London Salary: £45,000 - £120,000 per annum Ke ...

Senior Java Developer | Hybrid (Newcastle) & Microservices

WeAreTechWomen in Newcastle upon Tyne seeks a Senior Java Developer to join their engineering team. You will work on enterprise-scale applications and microservices, contributing to the design, development, and deployment of high-quality software solutions. The successful candidate will have hands-on e ...

Lead Engineer (Full Stack)

About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions across UK government departments, working at the forefront of user-centred desi ...

Advanced Solutions Architect

iGaming:If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers.Position Summary< ...

Advanced Solutions Architect

iGaming:If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers.Position Summary< ...

Advanced Solutions Architect

iGaming:If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers.Position Summary< ...

Advanced Solutions Architect

iGaming:If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers.Position Summary< ...

Senior Azure AI Architect — Cloud Native AI Solutions Lead

Cavendish Professionals is seeking a Senior Azure AI Architect for a 12-month contract. The ideal candidate will have over 5 years of experience designing and implementing cloud-native solutions on Microsoft Azure, with expertise in Azure AI services and strong communication skills. Your role will invo ...

Director of Engineering Digital Products

We’re looking for a hands-on, transformative engineering leader to own digital products & originations for Ford Credit Europe. As the Director of Engineering for Digital Products & Originations, you will oversee the digital products that power our customer-facing Originations and dealer experiences across Eur ...

Senior Front End Architect — Web Native Transition

A scientific and engineering software provider in Guildford is seeking a Senior Front-End Developer to guide their transition towards a modern web-native experience. This involves strategic problem solving and hands-on coding, with a focus on using technologies like React and Electron. The role offers strong rem ...

Senior Java Developer

Requirements If you’re someone who thrives in collaborative environments, enjoys solving meaningful problems, and wants to make a real impact - this could be the perfect next step in your career Proven hands‑on experience with Java, including designing and implementing RESTful API ...

Java Developer

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as hig ...

Java Developer

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as hig ...

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    Back End Architect Java Spring Boot Python Cloud Native Jobs in United Kingdom Job Search Guide, Trends and Insights