151 to 175 of 223 Java Jobs in London

Penetration Tester

Hiring Organisation
Claranet Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
vulnerabilities Have a logical and time-conscious approach to report writing Have a working knowledge of common programming languages such as C, C++, C#, Java Have experience of at least one scripting language such as Ruby, Python or Perl Essential Experience: Delivering chargeable web app testing engagements Providing remediation advice ...

Software engineer III, Home and Health Infrastructure

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
personal, proactive, and actionable. Minimum qualifications: Bachelor's degree or equivalent practical experience. 2 years of experience with software development in either C++ or Java or 1 year of experience with an advanced degree in an industry setting. 2 years of experience with developing large-scale infrastructure, distributed systems ...

Android Software Engineer

Hiring Organisation
Burton Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
efficient on memory and CPU. Production issues are detected early, monitored effectively, and resolved with clear root-cause analysis. Tech Stack: Kotlin/Java SQL/noSQL TensorFlow Lite (on-device inference) The Team: The best products today in the world were built by small, world class teams. You will ...

Engineering Lead - Embedded Finance

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
learn more we do want to hear from you! Proven experience leading and mentoring high-performing engineering teams. Strong hands-on experience of Java (or similar stacks). Deep understanding of microservices and event-driven architectures. Product mindset - you think about customer impact, not just technical implementation. Strong experience designing ...

Senior Cloud & AI Solution Architect

Hiring Organisation
Tencent Cloud
Location
Greater London, England, United Kingdom
technologies and solutions from major cloud providers. Technical Bread th: Professional experience in at least two of the following domains: Software Development (proficient in Java, Python, or similar), System Operations & Maintenance, System Integration, Solution Design, Technical Consulting, Enterprise IT Systems & Architecture Management, Big Data, or AI. Communication & Engageme nt: Excellent ...

Senior Software Engineer - eDV Cleared

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent
automation. WE NEED THE SENIOR SOFTWARE ENGINEER TO HAVE. Current enhanced DV clearance Experience with at least one or more of the following: Java, Python, C++, .NET, C#, JavaScript, React Experience mentoring juniors or leading a team Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE … hearing from you. SENIOR SOFTWARE ENGINEER - DV CLEARED KEY SKILLS: SENIOR SOFTWARE ENGINEER/SENIOR SOFTWARE DEVELOPER//LEAD SOFTWARE ENGINEER/JAVA DEVELOPER/JAVA ENGINEER/LEAD SOFTWARE DEVELOPER/SENIOR SOFTWARE DEVELOPER/DV CLEARED/DV CLEARANCE/DEVELOPPED VETTING/DEVELOPED VETTED/DEEP ...

Cyber Security Analyst

Hiring Organisation
Accenture
Location
London Area, United Kingdom
common analysis techniques associated with Windows and/or Linux Experience with Scripting and Programming – e.g. Python/Bash/c/c++/Java N ote: This role requires an approximately 1-week per month on-call availability for high priority incidents. Please note there is additional compensation ...

Lead Solution Architect

Hiring Organisation
Vitality Corporate Services Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
across the wider organisation What do you need to thrive? Extensive Solution Architecture experience across complex enterprise environments Strong knowledge of modern technologies including Java, .NET, JavaScript, microservices, containers, databases and cloud platforms Proven ability to design scalable solutions across multiple products, applications and technical domains Expertise in architecture governance ...

Java Developer

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Job Title: Java Developer Location: London About the Job you are considering: The Senior Java Developer with 8 years experience will play a key role in the strategic … designing developing and delivering robust scalable interfaces and integration services using modern cloud native architecture principles The role is responsible for building high performance Java based microservices that enable secure resilient and efficient data exchange across critical clearing and post trade systems Hybrid working: The places that you work from ...

Cloud Native Software Developer - eDV Cleared

Hiring Organisation
NSD
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
HAVE... Active eDV Clearance Strong commercial software engineering experience Experience building cloud-native applications using AWS and/or Azure Strong knowledge of Java, Python, Go or similar modern programming languages Experience with Kubernetes, Docker and containerised microservices Knowledge of Infrastructure as Code (Terraform, CloudFormation or similar) Experience with … directly. For further information, please get in touch for a confidential discussion. KEY SKILLS: eDV, Developed Vetting, Cloud Native, Software Engineer, Software Developer, Java, Python, Go, AWS, Azure, Kubernetes, Docker, Terraform, CloudFormation, CI/CD, DevSecOps, Microservices, Distributed Systems, National Security, Defence, London. ...

Senior Front Office Developer - Trading

Hiring Organisation
CMC Markets UK Plc
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance, high-frequency trading platform. This is a hands-on role at the core of our market-making technology stack, where nanoseconds matter and engineering excellence is critical ...

Orchestration Engineer - Realtime Market Data, Market Data Testing, Data Monitoring

Hiring Organisation
Morson Edge
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£750 - 900 per day + None
services into a unified view. The ideal candidate is experience in any of C++, Go or Rust at a lower level and Python, TypeScript, Java at a higher level to be able to work effectively across system and API development as well as the visualisation layer. You will also ...

Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum
well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

SITS StuTalk Developer X2- Higher Education- SITS StuTalk

Hiring Organisation
Morson Edge
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - 600 per day
environment SITS StuTalk Developer X2- Higher Education- SITS StuTalk- Essential Skills Strong SITS StuTalk development experience (essential) SITS development experience PL/SQL experience Java or experience with another programming language Experience working with data configuration within enterprise applications Experience with system integrations and data interfaces SITS StuTalk Developer ...

Cloud Project Manager

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£424/day 424 per day inside IR35
Manager - Cloud Solutions Project Description: This deal covers the Borders & Trade element of the ITT, providing environments management, I&T development and maintenance, and Java feature development and test capabilities. The team will work alongside the existing CDS programme to deliver nationally critical infrastructure to the company. UK Agile ...

Cryptography Architect - Crypto & Post-Quantum

Hiring Organisation
Xcede
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
tools and CBOM creation. Hands-on experience deploying enterprise security or source-code analysis solutions. Ability to review source code and script using Python, Java or C#. Strong consulting, stakeholder management and communication skills. Relevant security certifications such as CISSP, CISM or specialist cryptography qualifications would be advantageous. ...

Graduate Recruitment Consultant - Technology & Trading

Hiring Organisation
Scope AT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£27,000 - £50,000 per annum
systems. What the first year looks like Months 1-3: you learn the market. Which firms do what, what the roles are, why a Java engineer isn't a React developer, what a contractor rate is made of. You'll shadow calls and start building a candidate network ...

Games Mathematician

Hiring Organisation
Gaming Realms
Location
Greater London, England, United Kingdom
Strong understanding of probability theory, combinatorics, and statistics. Excellent analytical and problem-solving skills. Experience with Excel and statistical modelling. Programming experience in C#, Java, or similar languages. Ability to interpret large datasets and validate simulation results. High attention to detail and commitment to accuracy Excellent written and verbal communication ...

Principal Software Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
successful candidate will be writing code as well as setting direction - this is not a purely architectural or management position. Current delivery is a Java/Spring Boot microservices platform on AWS EKS, with a Next.js frontend and Camunda-based process orchestration. Essential Experience level: 10+ years minimum, principal … staff grade equivalent. Backend and cloud: Java 17 or 21, at expert level - modern language features Spring Boot in depth: security, transaction management, async/reactive Microservices architecture design - has designed services from scratch Kubernetes and Docker in production (not local development use) AWS, hands-on: EKS, Lambda ...

C# Developer

Hiring Organisation
CEI England Limited T/A CEI GB
Location
Isleworth, London, United Kingdom
Employment Type
Contract
Contract Rate
£380 per day
supporting high-performance applications while collaborating with cross-functional teams in an Agile environment. Key Responsibilities Design, develop, and maintain scalable backend services using Java and/or C# . Build modern, responsive user interfaces using ReactJS . Develop and support RESTful APIs and microservices . Design, optimize, and maintain … performance. Collaborate with Product Owners, Architects, QA Engineers, and fellow developers to deliver high-quality software. Required Skills & Experience Strong commercial experience with Java and/or C# (experience in both is highly desirable). Strong frontend development experience with ReactJS . Proven experience building and supporting REST APIs ...

Frontend Engineer - Java and Open Source - Private and FS

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
handle several tasks at once with multiple deadlines will be important Experience in back-end integration and any experience with backend technologies like Java/Python is an advantage. Additional Information Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises ...

Senior Java Developer - London - Fintech

Hiring Organisation
Adaptive Financial Consulting Ltd
Location
Greater London, United Kingdom
Employment Type
Full Time
about learning new things and keeping up to date Happy to work in a test-driven and Agile development fashion YOU HAVE: Experience in Java server-side software development Experience designing, building, debugging, and operating distributed systems Experience designing and evolving messaging protocols Experience designing and evolving software libraries Experience … verbal, with the ability to communicate technical concepts to non-technical stakeholders Strong analytical and problem-solving skills. YOU WILL: Design and develop Java applications and libraries. Write clean, efficient and well-documented code. Troubleshoot and debug Java applications to ensure smooth performance. Participate in code reviews to ensure code ...

Lead Knowledge Graph Engineer

Hiring Organisation
Upbeat Ideas UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Databases, Triple Stores, or Labeled Property Graphs. Technical Stack Preferences Graph Databases: Stardog, AnzoGraph, or Neo4j Query & Programming Languages: SPARQL, Cypher, Gremlin, Python, and Java AI Tools: Any Vibe Coding Tool (Claude Code OR GHCP) Pharma Domain Knowledge - Pharma Domain Knowledge: Proven track record handling biomedical data like gene-disease ...

SailPoint Support & Implementation Engineer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
SailPoint IdentityIQ and/or IdentityNow. Knowledge of Identity & Access Management (IAM) concepts. Experience with provisioning workflows, role management, and access certifications. Understanding of Java, BeanShell, SQL, XML, REST/SOAP APIs. Experience integrating Active Directory, LDAP, and enterprise applications. Strong troubleshooting and analytical skills. Preferred: Knowledge of cloud ...