Java Software Engineer Core Java Jobs in UK

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Junior Software Engineer

About the role This is an 11-week summer internship within a global FinTech organisation operating one of the world’s largest digital payments networks. You’ll gain hands-on experience working on high-impact systems that power secure, real-time transactions at global scale. As ...

Full Stack Engineer (UI)

We’re working with a fast-growing software specialist helping children with Special Educational Needs and Disabilities (SEND). Delivering positive change for them in addition to local authorities and the environment, this ambitious scale-up are dominating the UK market and now moving into international gro ...

Software Development Engineer

The following content displays a map of the jobs location - Liverpool Road, Barton Moss, Eccles Software Development Engineer (12 Month FTC) Job Reference booker/TP/ /30601 Planned Number of Hires: 2 Contract Type: Temporary Worki ...

Senior Software Developer

**Date Posted:** 2026-05-13**Country:** United Kingdom**Location:** Warminster, Wiltshire**Position Role Type:** Hybrid Raytheon UK is searching for a Senior Software Engineer to join our OMNIA® Training team. As Senior Software Engineer, you will ...

Generative AI Engineer

Forward Deployed AI Engineer | AI Consultancy London (Hybrid) Salary £120,000-£150,000 £700-£900 per day Permanent or Contract Role Overview We’re looking for a Forward Deployed AI Engineer to jo ...

Senior Tools Developer/Lead

The Role Job Description We are looking for a hardworking software engineer with proven understanding of Java or modern C++, to join our Streamline developer tools team. Streamline touches all layers of the software stack, collecting performance d ...

Senior Tools Developer/Lead

The Role Job Description We are looking for a hardworking software engineer with proven understanding of Java or modern C++, to join our Streamline developer tools team. Streamline touches all layers of the software stack, collecting performance d ...

Senior Software Engineer Loyalty

Senior Software Engineer – Loyalty (Sparks) As part of the M&S Software Engineering team, you'll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company's core and techn ...

Backend Software Engineer C# .Net SQL Hedge Fund

Get AI-powered advice on this job and more exclusive features. This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Backend Software Engineer / Developer (C# .NET SQL) – London onsite This ro ...

QA / Test Automation Engineer

Sparta Global are hiring a QA / Test Automation Engineer to join a growing platform team, working across both manual and automated testing. This is an initial 6-month fixed-term-contract, requiring 3 days per week onsite in London. This is a hands-on role w ...

QA / Test Automation Engineer

Sparta Global are hiring a QA / Test Automation Engineer to join a growing platform team, working across both manual and automated testing. This is an initial 6-month fixed-term-contract, requiring 3 days per week onsite in London. This is a hands-on role w ...

QA / Test Automation Engineer

Sparta Global are hiring a QA / Test Automation Engineer to join a growing platform team, working across both manual and automated testing. This is an initial 6-month fixed-term-contract, requiring 3 days per week onsite in London. This is a hands-on role w ...

QA / Test Automation Engineer

Sparta Global are hiring a QA / Test Automation Engineer to join a growing platform team, working across both manual and automated testing. This is an initial 6-month fixed-term-contract, requiring 3 days per week onsite in London. This is a hands-on role w ...

QA / Test Automation Engineer

Sparta Global are hiring a QA / Test Automation Engineer to join a growing platform team, working across both manual and automated testing. This is an initial 6-month fixed-term-contract, requiring 3 days per week onsite in London. ...

Golang (Polyglot) Software Developer

About Us Food waste is a $1 trillion problem – costing the world more than 1% of global GDP. We're dead set on solving this problem and looking for people to help us achieve our mission. At Winnow, we believe that food is far too valuable to waste, and that technology can transform the way we pro ...

Core Strategist

Company Description Vitol is an energy and commodities company with revenues of $331 billion in 2024; its primary business is the trading and distribution of energy products globally – it trades over seven million barrels per day of crude oil and products and, at any time, has 250 ships transport ...

Core Subject

Job description Job Title: SEN Tutor Core Subjects (Salford) Location: Salford Pay Rate: GBP25 per hour (starting rate) Job Type: Temporary | Part-Time | 20 hours per week Are you passionate about helping students with Special Educational Needs (SEN) overcome learning challenges? ...

Core Strategist

Company DescriptionVitol is an energy and commodities company with revenues of $331 billion in 2024; its primary business is the trading and distribution of energy products globally – it trades over seven million barrels per day of crude oil and products and, at any time, has 250 ships tr ...

Core Subjects

Core Subject Teachers Required – English / Maths / Science (QTS Essential)South West LondonFull-Time Positions AvailableSeptember 2026 Start / Immediate Opportunities£170–&poun ...

Core Subjects

Core Subject Teachers Required – English / Maths / Science (QTS Essential)South West LondonFull-Time Positions AvailableSeptember 2026 Start / Immediate Opportunities£170–&poun ...

Core Subject

Job description Job Title: SEN Tutor Core Subjects (Salford) Location: Salford Pay Rate: GBP25 per hour (starting rate) Job Type: Temporary | Part-Time | 20 hours per week Are you passionate about helping students with Special Educational Needs (SEN) overcome learning challenges? ...

Core Subjects

Core Subject Teachers Required – English / Maths / Science (QTS Essential)South West LondonFull-Time Positions AvailableSeptember 2026 Start / Immediate Opportunities£170–&poun ...

Core Strategist

Company DescriptionVitol is an energy and commodities company with revenues of $331 billion in 2024; its primary business is the trading and distribution of energy products globally – it trades over seven million barrels per day of crude oil and products and, at any time, has 250 ships tr ...

Core Subjects

Core Subject Teachers Required – English / Maths / Science (QTS Essential)South West LondonFull-Time Positions AvailableSeptember 2026 Start / Immediate Opportunities£170–&poun ...

Chief Software Engineer | Applied AI

Chief Software Engineer YC Defence Tech Startup | London (Hybrid) | Up to £200k Base + Significant Equity We’re partnered with an exceptionally well-backed YC defence tech startup founded by former engineers from Palantir Technologies, currently building one of the strongest engineering ...

Chief Software Engineer | Applied AI

Chief Software Engineer YC Defence Tech Startup | London (Hybrid) | Up to £200k Base + Significant Equity We’re partnered with an exceptionally well-backed YC defence tech startup founded by former engineers from Palantir Technologies, currently building one of the strongest engineering ...

Chief Software Engineer | Applied AI

Chief Software Engineer YC Defence Tech Startup | London (Hybrid) | Up to £200k Base + Significant Equity We’re partnered with an exceptionally well-backed YC defence tech startup founded by former engineers from Palantir Technologies, currently building one of the strongest engineering ...

Chief Software Engineer | Applied AI

Chief Software Engineer YC Defence Tech Startup | London (Hybrid) | Up to £200k Base + Significant Equity We’re partnered with an exceptionally well-backed YC defence tech startup founded by former engineers from Palantir Technologies, currently building one of the strongest engineering ...

Chief Software Engineer | Applied AI

Chief Software Engineer YC Defence Tech Startup | London (Hybrid) | Up to £200k Base + Significant Equity We’re partnered with an exceptionally well-backed YC defence tech startup founded by former engineers from Palantir Technologies, currently building one of the strongest en ...

Software Engineer Apple JDK

Summary The AppleJDK team in Services is responsible for the Java runtime, and our mission is to make Java Services both fast and secure. The Java runtime is complex, with many subsystems: JIT compilers, language runtime, multiple garbage collectors, and FFM interface for native apps. The interac ...

Senior Software Development Engineer Data Engineering

Senior Software Development Engineer – Data Engineering Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire About This Role It’s an exciting time at Capital One UK. We’re on a mission to continue to build and modernise the cloud‑based data ecosystem to un ...

Software Developer – Quantitative Trading

Software Developer – Quantitative Trading The Opportunity Our client is a leading quantitative prop trading firm known for its high-performance technology and research-driven strategies. They’re looking for a strong Software Developer to help build and optimise the systems th ...

Senior JavaScript Engineer | DataGrid & Charting Libraries | London

Frontend Systems Engineer – DataGrid & Visualisation Libraries | London (Hybrid) Most engineers build applications. This team builds the components those applications rely on. What you’ll be working on Developing and optimising a high-performance DataGrid and ...

Senior Software Engineer Data Integration & JVM Ecosystem

Senior Software Engineer - Data Integration & JVM Ecosystem Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast‑growing private cloud companies. With over 2,000 customers and annual recurring revenue that has more than quadrupled over the past year, Cli ...

Secure, Mission‑Critical Software Engineer

A leading technology and defense firm in Manchester is seeking skilled software engineers to develop secure, mission-critical products. Candidates should have experience with Java Enterprise, Python, or frontend technologies like ReactJS. The role involves producing designs, coding, testing, and collaborating in ...

Dev Ops Engineer

Overview Ref: DevOps Developer Glasgow About the Role Are you a highly technical, hands-on developer with a deep passion for SDLC tooling and processes? We're seeking a skilled DevOps Developer who excels in automation, development, and continuous integration. In t ...

Dev Ops Engineer

Overview Ref: DevOps Developer Glasgow About the Role Are you a highly technical, hands-on developer with a deep passion for SDLC tooling and processes? We're seeking a skilled DevOps Developer who excels in automation, development, and continuous integration. In t ...

Software Development Manager, Prime Video & Studios Core Tech

DescriptionCome build the future of entertainment with us. Are you interested in shaping the future of movies and television? Do you want to define the next generation of how and what Amazon customers are watching? Prime Video is a premium streaming service that offers customers a vast collection of ...

Junior Software/Salesforce Developer

Junior Software/Salesforce Developer - Manchester This is not your typical Salesforce Developer role. We are looking for a junior developer with strong JavaScript and/or Java fundamentals who wants to build a long‑term career within Salesforce development. Existing Salesforce experience i ...

Data Science Engineer

Data Science Engineer (DV Cleared) Location: London or Manchester Security Clearance: DV Cleared Salary: Up to £80,000 An exciting opportunity has arisen for a Data Science Engineer to support a growing Data Science function within a major public sector programme. You'll b ...

Data Science Engineer

Data Science Engineer (DV Cleared) Location: London or Manchester Security Clearance: DV Cleared Salary: Up to £80,000 An exciting opportunity has arisen for a Data Science Engineer to support a growing Data Science function within a major public sector programme. You'll b ...

Data Science Engineer

Data Science Engineer (DV Cleared) Location: London or Manchester Security Clearance: DV Cleared Salary: Up to £80,000 An exciting opportunity has arisen for a Data Science Engineer to support a growing Data Science function within a major public sector programme. You'll b ...

Head of Development, EMEA IT, IT

**Position Description**We are looking for a Head of Development to work within the front office development team that will work on its trading platforms. Examples of projects include building high-capacity OMS, low latency EMS platform and market connectivity. This is a rare opportunity to work on engineering a ...

Senior Software Engineer Front End

Role: Senior Software Engineer - Front End Location : London/Newcastle – Hybrid Office & Home Who Are We? mkodo builds world class apps, middleware and digital products in the global lottery, betting, and gaming space. We have an open, supportive, dynamic cu ...

Machine Learning Engineer

London, UK – 3+ Years | Full-Time We are looking for a highly capable machine learning engineer to optimize our machine learning systems. You will be evaluating existing machine learning (ML) processes, performing statistical analysis to resolve data set problems, and enhancing the accuracy of our ...

Lead Software Engineer

We have a new and exclusive partnership with one of the most exciting scale-ups in Europe, who are looking to double in size their engineering team. They have a valuation exceeding 2 billion Euros. The company builds aerial intelligence hardware and software. They're main focus is the manuf ...

Lead Software Team High Growth Tech Venture

A high-growth technology and consulting venture in Newcastle upon Tyne seeks a Software Development Team Lead to manage a team of developers and deliver high-quality software solutions. You will play a key role in shaping the culture and technical direction while engaging with stakeholders and driving innovation ...

Software Development

Join our dynamic development team as a Software Development Intern and put your programming skills to the test with real-world projects. Hands-on coding with Python, Java, C#, and moreCollaborate on real software buildsParticipate in Agile development cyclesLearn about version control (Git ...

AI Driven Developer Productivity Engineer

Amazon is seeking a talented software developer in Cambridge who will be instrumental in revolutionizing developer productivity through AI automation. In this role, you will design and implement advanced AI workflows to enhance productivity, troubleshoot developer support issues, and ensure continuous improvemen ...

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    Java Software Engineer Core Java Jobs in United Kingdom Job Search Guide, Trends and Insights