Latest java Jobs

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

.NET Developer

Work as a .NET Developer on a high-growth digital download platform, contributing to both backend and frontend development using modern .NET technologies and cloud AI services. You'll collaborate in an agile team, work with scalable systems, and receive training in cutting-edge tools like ML.NET and Azure AI. The role offers rapid career progression and a technically diverse environment.

Noir Al100Ae, United Kingdom £45,000 – £65,000 pa

.NET Developer

This role involves developing new features for a major social networking platform using modern .NET technologies including .NET 10.0, ASP.NET Core, and C# 14. The developer will work across the full stack with technologies like React, Blazor, and Azure AI, while following Agile practices and contributing to scalable, high-performance systems. The position offers structured career progression and access to cutting-edge technical training.

Noir Rg141Ag, United Kingdom £40,000 – £60,000 pa

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

Software Development Engineer in Test

As a Software Development Engineer in Test, you will focus on designing and building automated test solutions for Medtronic's embedded and connected hardware platforms used in operating rooms. You will collaborate with engineering teams to ensure the reliability, safety, and performance of device software, firmware, and hardware interactions, leveraging modern automation frameworks and continuous improvement practices.

Medtronic London, United Kingdom £58,000 – £87,000 pa

On-site Permanent

Applications Engineer

This is a fantastic opportunity to join Luminance, the pioneer of Legal-Grade™ AI for enterprise. Backed by internationally renowned VCs and named in both the Forbes AI 50 list of ‘Most Promising Private AI Companies in the World’ and Inc....

Luminance Cambridge, United Kingdom

Hybrid Permanent

Senior Solutions Engineer (Technical, Presales, Data & AI, DNB)

This role involves working closely with sales teams to provide technical expertise during the pre-sales process, focusing on Databricks' Data Intelligence Platform. The engineer will engage with clients through hands-on demonstrations, Spark programming, and solution design, helping them solve complex data and AI challenges. Responsibilities include building reference architectures, delivering technical presentations, and participating in customer workshops across industries like financial services, retail, and media.

Databricks London, United Kingdom

Hybrid Permanent

Senior Software Test Engineer

A Senior Software Test Engineer will lead test strategy and automation across frontend, backend, and mobile products using microservices and machine learning. The role involves designing test frameworks, mentoring team members, and integrating quality practices into CI/CD pipelines. The engineer will work in a cross-functional team, combining automation with exploratory testing to ensure robust product quality.

Entrust Cannock Chase, United Kingdom

Senior Software Test Engineer

A Senior Software Test Engineer will lead testing initiatives within a cross-functional product engineering team, focusing on frontend, backend, and mobile systems powered by microservices and machine learning. The role involves designing automated test frameworks, mentoring team members, and integrating quality practices into CI/CD pipelines using modern tools and cloud infrastructure. Emphasis is placed on test ownership, automation, and fostering a strong team-wide quality culture.

Entrust London, United Kingdom

CFD Engineer

This role involves building and running high-fidelity CFD simulations from geometry preparation to post-processing for moderately complex engineering cases. You'll work at the intersection of CAE and data science, supporting the development of AI-driven simulation models and contributing to automated workflows on cloud and HPC platforms. The position includes customer collaboration, model adaptation for deep learning surrogates, and occasional international travel to support on-site engagements.

PhysicsX United Kingdom

Staff Software Engineer - Backend

Design and build high-performance, reliable backend services for a large-scale data and AI platform. Work on distributed systems, cloud storage integration, and reliability improvements as part of a foundational engineering team. Focus on solving complex technical challenges across product and infrastructure layers in a fast-growing environment.

Databricks London, United Kingdom

On-site Permanent

AI Engineer - Cardiff

This role involves leading the design, development, and deployment of advanced AI solutions to enhance operational efficiency and support business growth. You will collaborate with senior stakeholders, guide technical direction, and mentor a team of engineers while ensuring systems are secure, scalable, and compliant.

Circle Recruitment Cardiff, Cymru / Wales, CF10 2AF, United Kingdom £40,000 – £55,000 pa

Hybrid Permanent

Junior Software & Systems Developer

Junior Software & Systems DeveloperLocation: London - Hybrid workingSalary: Up to £40,000 per annumJob Type: Full-time, PermanentA new exciting opportunity has become available to join one of the UK's leading independent providers of 4G & 5G broadband as a Junior...

Reed Technology London, United Kingdom £35,000 – £40,000 pa

Principal CFD Engineer

As a Senior CFD Engineer, you will work closely with Data Scientists and Machine Learning Engineers to deliver high-fidelity simulations and address complex engineering challenges. Your role involves building multi-physics models, automating simulation pipelines, and collaborating with customers to integrate AI-driven solutions, while traveling globally to support on-site projects.

PhysicsX United Kingdom

Hybrid Permanent

Staff Software Engineer, Infrastructure (Distributed Systems)

This role involves leading the design and implementation of large-scale distributed systems that support AI model training, serving, and security. You'll drive architectural decisions, improve reliability and scalability, and collaborate closely with research and product teams to evolve infrastructure in line with evolving needs. The position emphasizes technical leadership, operational excellence, and mentoring within a high-impact AI research environment.

Anthropic London, United Kingdom £325,000 – £390,000 pa