76 to 100 of 306 Java Jobs in London

Fullstack Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 Daily
months with extension likely London - 2-3 days per week on site Active SC Clearance essential We're looking for a full-stack Java developer to join an established engineering team working on cloud-hosted applications in Azure click apply for full job details ...

Software Engineer

Hiring Organisation
Bowden Brown
Location
London Area, United Kingdom
delivery • Collaborating with a high-calibre global engineering team What we’re looking for: • Strong experience building production-grade software (Python and/or Java) • Solid SQL/database knowledge • Excellent problem-solving and analytical skills • Collaborative mindset with strong communication skills • Degree in Computer Science or a related field ...

Data Architect (Manager)

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
background in data architecture and software engineering Experience across Azure, big data technologies, and modern data platforms Ability to work hands-on when needed (Java, Scala, Python) Expertise in data modelling, integration, and microservices architecture Strong stakeholder engagement and communication skills Why Apply? Work on high-profile, large-scale transformation ...

Senior Software Engineer

Hiring Organisation
Identify Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
driven products Focus on scalability, performance, and reliability Work closely with Product and Data Science Contribute to architecture and technical improvements Tech Stack:- Java, Python, AWS, MongoDB, MySQL, Kubernetes, Git What they're looking for: 5+ years' backend or server-side engineering experience Strong system design and production experience Autonomous ...

Python Developer

Hiring Organisation
XPERT-CAREER LTD
Location
London, UK
Employment Type
Full-time
maintain consistent delivery within a defined multi-year funding framework. The ideal candidate will have over 5 years of strong experience in Python development (Java experience is a plus), with a proven track record of designing and building complex server-side components. Experience within Financial Services is essential, particularly ...

Python Developer

Hiring Organisation
XPERT-CAREER LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£55.00 - £60.00 per hour
maintain consistent delivery within a defined multi-year funding framework. The ideal candidate will have over 5 years of strong experience in Python development (Java experience is a plus), with a proven track record of designing and building complex server-side components. Experience within Financial Services is essential, particularly ...

Contract Observability Engineer

Hiring Organisation
Xpertise
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 650 Daily
with Real Time or streaming data environments Proficiency in systems-level programming (C++, Go, or Rust) alongside a higher-level language such as Python, Java, or TypeScript Exposure to OpenTelemetry or similar observability frameworks Understanding of SLI and SLO modelling in low-latency or high-availability environments Experience building ...

Solutions Architect

Hiring Organisation
SearchWorks
Location
City of London, London, United Kingdom
product, BA, and programme leadership What They’re Looking For Strong experience with Azure, Kubernetes, and cloud-native architecture Proficiency in Python, .NET, or Java Hands-on experience with GenAI/LLMs and machine learning Experience building AI agents/multi-agent systems Knowledge of APIs, event-driven systems, data ...

Head Of Software Development

Hiring Organisation
MW recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £150,000 per annum
Oversee vendor relationships and offshore resource planning Contribute to governance, risk and compliance initiatives Skills and Experience Extensive experience in software development with strong Java expertise Proven leadership experience managing engineering teams Experience overseeing the full software delivery lifecycle Background within financial services, ideally capital markets Strong understanding of cloud ...

Data Architect

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
platforms Knowledge of big data and distributed systems Experience with microservices architecture Ability to be hands-on when required using technologies such as Python, Java, or Scala Strong understanding of both structured and unstructured data design Experience leading teams and engaging with senior stakeholders Excellent communication skills, both written ...

Solutions Architect - London, Wembley

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
Skills Experience: Solution Architecture with a clear focus on E-commerce platforms or API/Middleware ecosystems. Technical Stack: Expert-level knowledge of Node.js, Java (Spring Boot), and PostgreSQL - able to read and critique vendor code, not just high-level diagrams. Integration Expert: Deep proficiency in API management patterns, Webhook ...

Senior JavaScript Engineer | DataGrid & Charting Libraries | London

Hiring Organisation
techstack Recruitment
Location
City of London, London, United Kingdom
adopted developer tooling What they’re looking for Strong JavaScript and TypeScript fundamentals (framework-agnostic mindset) Experience with a statically typed language (C++, C#, Java, Python, etc.) Deep understanding of algorithms, data structures, and software design Experience building complex systems — not just application-layer UI Familiarity with React, Angular ...

Data Architect

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
mentoring, and developing other engineers and architects What were looking for: Strong experience as a Data Architect within complex environments Background in software engineering (Java, Scala, or Python preferred) Experience with Big Data technologies and distributed data platforms Strong knowledge of Microsoft Azure and cloud-based data solutions Experience designing ...

Engineering Manager

Hiring Organisation
Amicus
Location
City of London, London, United Kingdom
with the team aswell as being responsible for scaling the team, as well as day-to-day managerial tasks. Need strong backend experience in Java, Python or Go. If you don’t have Go experience, they are happy for you to learn Worked at a cutting edge tech company – Think ...

Telemetry and Observability Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £515 per day
systems) Experience working within or alongside network engineering or infrastructure operations teams Programming experience in at least one language such as Python, Go, or Java Strong understanding of SLOs, SLIs, and modern reliability engineering practices Strong analytical and problem-solving skills with a focus on automation and system reliability Desirable ...

Solutions Architect (Azure)

Hiring Organisation
Experis
Location
Wembley, England, United Kingdom
Solution Architecture, with a strong focus on e‐commerce platforms and/or API‐centric middleware ecosystems. Technical Depth Expert‐level understanding of Node.js, Java (Spring Boot), and PostgreSQL. Comfortable reviewing and challenging vendor‐written code, not just architectural diagrams. Integration Expertise Strong experience with API management patterns, webhook‐based ...

Principal Software Engineer

Hiring Organisation
Vitality
Location
London Area, United Kingdom
augmented transformation within an engineering team, including guardrails and coaching. Sitecore CMS experience, minimum 2 years. .NET Core experience, minimum 2 years. Java Spring or Spring Boot experience, minimum 2 years. Experience with modern web application frameworks and integration technologies. Full stack development experience including web, microservices and databases. ...

Senior Mathematical Software Engineer

Hiring Organisation
Pioneer Search Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 125,000 - 140,000 Annual
fundamentals Experience working on large, complex or data intensive systems Strong coding ability in Python or a similar language such as Julia, R, MATLAB, Java, C# or C++ Experience with SQL and large datasets Exposure to mathematical, statistical, simulation or algorithmic software would be highly relevant Understanding of testing, documentation ...

Engineering AI Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
degree in computer science, engineering, or a related field. Minimum 6 years of relevant industry experience. Proficiency in programming languages such as Python, Java, or GoLang. Experience with AI and machine learning technologies, particularly in the context of coding assistants. Strong problem-solving skills and the ability to think critically ...

Senior Enterprise Architect

Hiring Organisation
McCabe & Barton
Location
London Area, United Kingdom
architecture principles, patterns, best practices. Professional experience with a variety of technologies – including database, messaging and at least one major OO language (C#, C++, Java) Proficiency in application development in both on-premise, cloud and hybrid models. Experience with DevSec Ops practices and tools. Leadership and Soft Skills : Strong influencing ...

Technical Project Manager

Hiring Organisation
Veolia
Location
London, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum
platform delivery Bachelor's degree in Computer Science, Engineering, or related field-or equivalent industry experience in lieu of a degree. Experience with .NET, Java, APIs, microservices, SQL/NoSQL databases, and CI/CD pipelines; strong understanding of cloud/on-prem infrastructure, firewalls, and security protocols. What ...

Lead Data Scientist

Hiring Organisation
SBS
Location
Greater London, England, United Kingdom
Generative and Agentic AI Proficiency in AI/ML model development, including feature selection, XAI techniques, and consensus modelling Strong programming skills (e.g., Python, Java, or similar) and experience with open-source AI libraries Ability to integrate AI models into commercial software architectures and ensure compliance with GDPR and security ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
East London, London, United Kingdom
pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
Central London / West End, London, United Kingdom
pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when ...

Scala Developer

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900/day
using Python for analytics, tooling, or supporting components alongside core trading platforms. Background in trading, risk, or financial markets technology is beneficial. Exposure to Java or other JVM-based languages is an advantage. Why Work Here? You will join a technology-focused environment where high-performance, low-latency engineering ...