Latest java Jobs

Java - Full stack Engineer

This role involves developing a greenfield, mission-critical platform using modern Java stack technologies including Spring Boot, microservices, and cloud infrastructure. The engineer will take full ownership of systems, working with TDD, CI/CD, and AI-assisted development in a high-caliber team focused on engineering excellence. It offers significant career growth within a leading financial institution’s elite engineering group.

Robert Walters London, United Kingdom £70,000 – £110,000 pa

Senior Software Engineer

Design and maintain large-scale, distributed backend systems for automated in-store order fulfilment using Java/Scala and cloud technologies. Embed AI tools like GitHub Copilot into development workflows and lead technical initiatives from design to deployment. Work within an agile team to improve processes, support production systems, and mentor engineers while delivering customer-focused solutions at scale.

Ocado United Kingdom

Hybrid Permanent

Senior Backend Engineer

Design and maintain large-scale, distributed backend systems for automated in-store order fulfilment, integrating AI tools into development workflows. Lead technical initiatives from design to deployment while collaborating with product and business teams in an agile environment. Work with cloud infrastructure and modern Scala/Java ecosystems to support high-availability systems processing hundreds of thousands of orders weekly.

Ocado United Kingdom

Hybrid Permanent

Lead Full Stack Software Developer

Technical Lead Full Stack Developer(TypeScript, JavaScript, Node)Location: Hybrid working within Midlands / SouthSalary: Competitive + benefitsWe're working with a fast-growing UK SaaS technology company that builds data-driven digital products used by commercial teams to better understand and engage with their...

Spectrum IT Recruitment Birmingham, United Kingdom £80,000 – £100,000 pa

AI Software Engineer

This role involves developing and shipping full-stack features in a mature, business-critical ERP/SaaS product suite with a back-end focus in C#/.NET. The engineer will integrate AI tooling into live products, work across SQL Server and PostgreSQL databases, and collaborate closely with product teams to solve real business problems. A strong emphasis is placed on practical AI integration, code quality, and iterative development within an established codebase.

Searchability Nottingham, United Kingdom £60,000 – £80,000 pa

DV Cleared AI & Palantir Engineers - Graduate to Senior

This role involves working on high-impact national security and advanced technology programmes using cutting-edge tools like Palantir and AI/ML technologies. Engineers will tackle complex technical challenges in secure environments, with opportunities to work across the full stack from data engineering to software development. The position supports career progression from graduate to senior levels within a collaborative, multidisciplinary team.

CBSbutler Holdings Limited trading as CBSbutler London, United Kingdom £40,000 – £100,000 pa

AI Engineer - DV Cleared

Design and implement AI and machine learning solutions for high-impact national security programmes within secure environments. Work with cutting-edge technologies including Palantir Foundry, generative AI, and cloud platforms. Collaborate in multidisciplinary teams to solve complex technical challenges and deliver mission-critical systems.

CBSbutler Holdings Limited trading as CBSbutler London, United Kingdom £80,000 – £100,000 pa

Data Scientist

This role involves analysing manufacturing, quality, and product performance data to uncover trends and drive engineering improvements. You'll develop analytical models and dashboards, apply machine learning techniques, and collaborate with engineering and digital teams to support data-driven decision-making. The position emphasizes translating complex data into actionable insights for both technical and non-technical audiences.

EVera Recruitment Baginton, Warwickshire, United Kingdom

.NET Developer

Work on complex greenfield .NET/C# software projects involving full-stack development with ASP.NET Core, Blazor, React, and JavaScript. Integrate AI capabilities using ML.NET and Azure AI, while collaborating in an agile environment with modern DevOps practices on Azure. The role offers technical growth and the chance to shape critical systems for a rapidly scaling streaming platform.

Noir M11Ar, United Kingdom £60,000 – £80,000 pa

.NET Developer

Work on greenfield .NET/C# software projects within a fast-growing subscription streaming service. Develop full-stack solutions using modern technologies including ASP.NET Core, Blazor, React, and Azure AI, in a flexible and supportive environment. Collaborate in agile teams to deliver scalable systems leveraging cloud and machine learning capabilities.

Noir Bd40Rx, United Kingdom £65,000 – £85,000 pa

Automation Engineer

Design and build automation solutions by identifying inefficiencies and transforming manual processes into scalable workflows. Combine low-code platforms with custom Python or JavaScript code, integrate AI via APIs, and collaborate with non-technical stakeholders to deliver end-to-end automation across business operations.

Goodlord E11Ew, United Kingdom

Senior Software Engineer

This role involves leading backend and edge/IoT engineering efforts to build production-grade AI systems for high-stakes defence applications. The engineer will bridge machine learning research with robust software delivery, using Python and compiled languages like Rust or C++, while implementing scalable CI/CD, containerisation, and Kubernetes deployments. Collaboration with data scientists and mentoring of engineering peers are key aspects of the position.

Faculty AI London, United Kingdom

Hybrid Permanent Flexible Clearance Required

AI Test Engineer (SC Cleared)

This role involves leading end-to-end testing strategies for AI and data-driven systems in a regulated enterprise environment, with a focus on validating AI models, including Generative AI and RAG solutions. The engineer will embed test automation within CI/CD pipelines, work across cloud-based services and APIs, and mentor teams in modern testing practices such as TDD and BDD. The position requires hands-on technical work alongside strategic oversight of quality assurance across digital platforms.

Adecco London, City And County Of the City Of London, United Kingdom £600 – £650 pd

Sr. Software Engineer - Data Query Platform - London

Design and build ultra-high-scale data platforms processing petabytes of data, using Java, Spark/Scala, and AWS to enable efficient querying and analytics for threat detection. Develop fault-tolerant microservices and distributed systems for internal and external customers. Work across the full data lifecycle from ingestion to query frameworks, improving performance and scalability.

CrowdStrike London, United Kingdom

Hybrid Permanent

Engineering Manager - Data Platform , GBR)

Lead and build a new Data Replay & Recovery team to develop a self-service application for business continuity and platform resiliency within a high-scale security data lake. Design and operate large-scale data pipelines processing petabytes of data, enabling reliable data access for analytics, ML, and threat detection across the Falcon platform. Collaborate with Data Platform, ML, and DevOps teams in a distributed environment using modern big data technologies.

CrowdStrike London, United Kingdom

On-site Permanent