151 to 175 of 350 Java Jobs in London

Technical Business Analyst

Hiring Organisation
Miller Maxwell Ltd
Location
Greater London, England, United Kingdom
front-office, brokerage, exchange, ISV, software vendor or market data business. Experience within Equities or Fixed Income markets. Familiarity with modern tech stacks, including Java, Python or C++. Experience working within an electronic trading environment is essential. Excellent analytical, communication, and stakeholder management skills. 🌍 Why Join? You’ll be part ...

Avaloq Developer

Hiring Organisation
IT WORLD LIMITED
Location
London Area, United Kingdom
solving skills Strong in communication, able to relate to relevant internal and external stakeholders along with end users Good to Have Working knowledge in Java, PL/SQL, Oracle Angular experience is an added plus ...

Ai Agent Developer (Remote)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
e.G., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.G., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Full Stack Engineer

Hiring Organisation
Stealth iT Consulting
Location
City of London, London, United Kingdom
maintainable code, systems design and software architecture Experience working across multiple technology stacks Strong experience with library‐appropriate, strongly typed languages such as C++, Java, C#, Go or Rust, along with relevant front‐end frameworks High adaptability and the ability to learn new technologies quickly Interest in modern technologies such ...

Senior Penetration Tester

Hiring Organisation
Arcus Search
Location
London Area, United Kingdom
just find problems — you help fix them. Have solid experience in penetration testing and offensive security Can spot vulnerabilities in code (especially Java and Node.js) Understand modern architectures — AWS, microservices, APIs Communicate clearly and give practical, actionable remediation advice Comfortable scripting and contributing to larger projects in Python Take ownership ...

Software Developer (Remote)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Software Developer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Software Engineering Consultant (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Software Developer (Remote) (London)

Hiring Organisation
Outlier AI
Location
Fitzrovia, Greater London, UK
Employment Type
Part-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

AI Agent Developer (Remote) (London)

Hiring Organisation
Outlier AI
Location
Fitzrovia, Greater London, UK
Employment Type
Part-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Full-Stack Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
London, UK
Employment Type
Full-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Software Engineering Consultant (Remote) (London)

Hiring Organisation
Outlier AI
Location
Fitzrovia, Greater London, UK
Employment Type
Part-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

Full-Stack Engineer (Remote) (London)

Hiring Organisation
Outlier AI
Location
Fitzrovia, Greater London, UK
Employment Type
Part-time
e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention to detail ...

C# Developer - Front Office Engineering | Hedge Fund - London

Hiring Organisation
Undisclosed
Location
London Area, United Kingdom
central to the team’s core systems Python is widely used across quant and data groups Open to candidates from other OO backgrounds (C++, Java, Go) with strong fundamentals Exposure to high‐performance, low‐latency, or business‐critical systems is valuable Financial markets experience is not essential, but interest ...

Investment Banking - Low Latency C++ Developer - financial markets/Linux/scripting/low latency/TCP/I

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
part of the low latency development team. The team provides industry leading low-latency trading services for our clients, utilizing FPGA, C++ and Java technologies. The candidate will be focusing on the C++ components. The ideal candidate: Is motivated by working in a high performing team, Is flexible to change ...

Data Engineer

Hiring Organisation
Searchability NS&D
Location
London Area, United Kingdom
Strong AWS expertise, including tools such as Glue, Lambda, Kinesis, EMR, Athena, DynamoDB, CloudWatch, SNS and Step Functions. Skilled in modern programming, particularly Python, Java, Scala and PySpark. Solid knowledge of data storage and big data technologies, including data warehouses, databases, Redshift, RDS and Hadoop. Experience building and managing ...

Senior Cyber Security Analyst

Hiring Organisation
Anson McCade
Location
London Area, United Kingdom
methodologies End-to-end incident response lifecycle experience Detection engineering and alert development expertise. Strong scripting or programming skills (Python, Bash, C/C++, Java). Solid grounding in cybersecurity fundamentals: network security, cloud security, cryptography, forensics. Understanding of common network protocols and attacker abuse patterns. Awareness of current ...

Staff Software Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £135,000 per annum
Hands-on experience with cloud-native technologies, containers, and CI/CD pipelines Experience influencing technical direction across teams or domains Strong expertise in: Java Distributed systems architecture API design Performance optimisation and scalability Nice to have: Previous experience at Staff/Principal/Tech Lead level Exposure to high ...

Senior C# Developer (Contract) - Front Office Engineering | Hedge Fund

Hiring Organisation
Undisclosed
Location
City of London, London, United Kingdom
essential for this role) Python within quant or data environments The client will also consider exceptional engineers from other OOP backgrounds such as C++ , Java , or Go Familiarity with UI technologies such as WinForms, WPF, Blazor Hybrid, and Blazor Web Additional interests: Experience working in front‐office or trading‐technology ...

Senior C# Developer - Head of Core Platform | Hedge Fund | London

Hiring Organisation
Undisclosed
Location
City of London, London, United Kingdom
essential for this role) Python within quant or data environments The client will also consider exceptional engineers from other OOP backgrounds such as C++ , Java , or Go Familiarity with UI technologies such as WinForms, WPF, Blazor Hybrid, and Blazor Web Leadership & Approach Experience working in front‐office or trading‐technology ...

Salesforce Engineer - Certinia, CPQ, Billing

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
jargon into technical tasks and be responsible for having discussion with business stakeholders and product Work with the following tech/tools/methodology; Java, JavaScript, HTML, CSS, TDD, Agile, pair programming, Bitbucket, Bamboo Qualifications Experience in the Salesforce platform Apex, Aura/LWC, Visualforce development with a strong understanding ...

Salesforce Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
jargon into technical tasks and be responsible for having discussion with business stakeholders and product Work with the following tech/tools/methodology; Java, JavaScript, HTML, CSS, TDD, Agile, pair programming, Bitbucket, Bamboo Qualifications Experience in the Salesforce and Force.com platform Apex, Aura/LWC, Visualforce development with ...

Cloud Efficiency Engineer - GCP

Hiring Organisation
TEKsystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
experience optimizing Kubernetes/GKE workloads at scale - you've personally rightsized services, tuned autoscalers, and debugged resource contention issues Strong enough in Java to profile JVM-based services, interpret GC logs, adjust heap and thread pool configurations, and evaluate runtime alternatives - this fleet is heavily JVM-based Demonstrated ability ...

Full Stack Java Developer

Hiring Organisation
Brio Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/hour
Title Java Developer Day Rate £500/day - Inside IR35 Location Remote - Occasional London Duration 6 months (with view to extend) ROLE DESCRIPTION Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for an experienced Senior Java Developer to join a high-performing engineering … team. You will take a lead role in the design and delivery of complex, enterprise-scale solutions, bringing strong Java, AWS, and API expertise to a programme that is making a real difference to patient care across the country. KEY RESPONSIBILITIES Lead the design and development of robust, scalable Java ...

Generative AI Engineer

Hiring Organisation
Immersum
Location
City of London, London, United Kingdom
requirements and deliver iterative solutions in Agile environments Core requirements 8+ years of hands-on software engineering experience across Python and object-oriented languages (Java or C++) Strong background delivering production-grade full-stack or backend systems Deep understanding of cloud architecture (AWS, Azure, or GCP) with a focus … scalable and secure systems Strong proficiency in Python and SQL , plus experience with either Java or .NET Solid DevOps experience including Git, CI/CD pipelines, and containerisation (Docker, Jenkins or equivalent tools) Proven experience designing and building microservices-based architectures in distributed systems Advanced knowledge of database systems , including ...