2,226 to 2,250 of 2,322 Java Jobs in London

Fixed Income & SFT Tech Delivery Lead (VP)

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
Financing Transactions. Experience as senior developer and tech expert in an Applications Development team with good understanding of major programming languages/frameworks like Java/Spring stack for microservice development and a demonstrable understanding of Java internals (JIT, advanced debugging scenarios, JVM memory management etc.) Extensive experience in building ...

Junior Angular 6 Developer Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Tech: Angular 6, JSON, HTML5, CSS3, AWS, Backend in Java Challenge: Greenfield Trading platform, API development, industry specific challenges Firm: Well-known fintech50 software business, City of London, 20 man flat Dev Team Pay: 50k, Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingJunior Angular 6 Developer FintechQuant … high volume space. Currently the development team stands at 8 people with a project manager and business analyst. The tech stack is Angular 6, Java, Linux, JSP, Maven, Hibernate, JSONThe Angular Developer will: Greenfield development Manage all customisations Lean Technology stack selection Learn Tech Strategy Technical architecture across the business ...

AWS AI Solution Architect – Application & Solutions Development

Location
Greater London, England, United Kingdom
solutions on AWS Lead customer workshops and architecture discussions Guide engineering teams through deployment and scale-up Requirements Full Stack architect skillset with React, Java SpringBoot, AWS, and GenAI Experience with AWS Bedrock, Strands SDK, and Agentcore Ability to design end-to-end AWS solutions covering AI/ML/… production-grade solutions aligned with AWS best practices. Highest-signal resume keywords Full Stack Architecture AWS Solutions Design GenAI Application Development React Development Java SpringBoot ATS Optimization Keywords Hard Skills AWS AI/ML GenAI Cloud-Native Applications Data Platforms Production-Grade Solutions Scalable Architectures PoC Development MVP Development Architecture ...

Senior Front Office Developer - Trading

Hiring Organisation
CMC Markets UK Plc
Location
City of London, London, United Kingdom
Employment Type
Permanent
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. … within our London office (near Liverpool street) 5 days on site per week. The Role Ultra-Low Latency Engineering Develop and optimise high-performance Java (21+) systems for pricing, risk and trading. Build and enhance components within a low latency, high-throughput trading architecture. Apply advanced concurrency, memory management ...

AI Automation Tester X2

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £600/day
driven features, workflows and automated decision-making processes * Collaborate with developers, architects and product teams to embed quality throughout delivery * Build automation solutions using Java and Cucumber * Analyse test results and drive continuous quality improvements * Manage defects, reporting and documentation using JIRA and Confluence * Support CI/CD pipelines … performance, scalability and resilience across large-scale platforms What you'll bring: * Strong experience in automation testing/quality engineering * Hands-on experience with Java and Cucumber * Background in performance testing * Experience using JIRA and Confluence * Understanding of Agile delivery methodologies * Experience working across enterprise-scale or digital transformation programmes ...

Front Office Software Engineer

Hiring Organisation
CMC Markets
Location
London, UK
Employment Type
Full-time
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. … work within our London office (near Liverpool street) 5 days on site per week. The RoleUltra-Low Latency EngineeringDevelop and optimise high-performance Java (21+) systems for pricing, risk and trading. Build and enhance components within a low latency, high-throughput trading architecture. Apply advanced concurrency, memory management and performance ...

GCP Data Engineer - up to 85,000 + Bonus - Hybrid/London

Hiring Organisation
Involved Solutions
Location
London, UK
Employment Type
Full-time
cloud data architectures on GCP Develop solutions using services such as BigQuery, Dataflow, Spanner and Cloud Storage Build and maintain code using Python, Java or Scala for data transformation and processing Optimise data pipelines, queries and workloads for performance and scalability Implement data quality, validation and governance controls Collaborate with … Data Engineer: Strong experience as a Data Engineer within GCP environments Hands-on experience with BigQuery, Dataflow and Spanner Strong programming capability in Python, Java or Scala Experience with Apache Beam/Dataflow and distributed processing frameworks Experience designing and managing ETL/ELT pipelines Solid understanding of data modelling ...

Quantitative Analyst / Developer – Multi-Desk & Low-Latency Electronic Execution

Location
Greater London, England, United Kingdom
drive the development of our cash equity algorithmic trading platforms. In this role, you will design and optimize high-performance trading systems using Java and Rust, directly impacting our internal and agency trading desks. If you are a collaborative problem-solver with a passion for market microstructure and quantitative research … thrive in our innovative and fast-paced environment. Responsibilities Develop and support our electronic execution platform for the cash equity algorithmic trading business using Java, Rust, or other cutting-edge technologies. Conduct microstructure research and analysis of EMEA equity markets leveraging mathematical finance, statistics, and probability. Build backtesting frameworks ...

Junior Quant Developer - SQL

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
atmosphere of bright sharp developers and traders. Most algos are developed in backend C# but we are happy to look at Quants with a Java background. On a day to day basis expect to be analysing algo performance to the market as well as how its technology allows … future this is an opportunity to experience trading infrastructure in a small business. My client is based in LondonQuant Analyst Quant Developer Java Scala Algorithm Algo, OO Development Developer C# C++ SQL SQL 2008 Quant Trader Bank C# winforms ...

Quant Developer C++

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
system development including algorithm design, back testing, integration with other applications and production deployment. This role requires solid experience with C++ as well as Java and C# programming, as it involves development of interfaces to the core C++ analytical library. Quant Developers Must Have: Degree ideally Masters preferred in Mathematics … Physics, Engineering, Computer Science, Finance or a related discipline Experience in C++ development tools and high-level object-oriented programming. Experience in Java, C# or Python will also be considered valuable. Experience with a cross section of derivative products including foreign exchange, interest rate, credit and equity derivatives. Experience ...

Front Office Software Engineer

Location
Greater London, England, United Kingdom
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. … within our London office (near Liverpool street) 5 days on site per week. The Role Ultra‐Low Latency Engineering Develop and optimise high‐performance Java (21+) systems for pricing, risk and trading. Build and enhance components within a low latency, high‐throughput trading architecture. Apply advanced concurrency, memory management ...

Head of Markets Finance Desk Technology (Director)

Location
Greater London, England, United Kingdom
from execution to settlement, awareness of industry and competitors’ products and services is ideal. Deep understanding of modern software engineering practices and technologies, including Java-based distributed systems, event-driven architectures, caching technologies (GemFire, Ignite), messaging platforms, cloud-native architectures, and CI/CD automation. Highly credible hands‐on engineer … Java), confident to deep down into a product and codebase and offer detailed, constructive analysis and feedback. Experience in building cloud‐native scalable platforms. Demonstrated leadership, management, and development skills. Proven managerial experience with the ability to develop a team that is seen as the engineering role model ...

Head of Markets Finance Desk Technology (Director)

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
from execution to settlement, awareness of industry and competitors' products and services is ideal. Deep understanding of modern software engineering practices and technologies, including Java-based distributed systems, event-driven architectures, caching technologies (GemFire, Ignite), messaging platforms, cloud-native architectures, and CI/CD automation. Highly credible hands-on engineer … Java), confident to deep dive into a product and codebase and offer detailed, constructive analysis and feedbackExperience in building cloud native scalable platforms Demonstrated leadership, management, and development skills Proven managerial experience with the ability to develop a team that is seen as the engineering role model for the organizationProven ...

Senior & Staff Product Engineers - Tech agnostic, TS, Python, Rust, Go | YC-Backed HealthTech AI start-up, Seed stage | Salary £100-150K base + Equity | London, Hybrid

Hiring Organisation
Owen Thomas | B Corp™
Location
City of London, London, United Kingdom
Product Engineers to join their high-calibre engineering team in London. They’re completely language agnostic - whether your background is Python, Go, Rust, TypeScript, Java/Kotlin or similar, they care far more about exceptional engineering, product thinking and ownership than expertise in one particular stack. Senior & Staff Product Engineers … strong software engineering experience, operating at Senior, Lead, Principal or Staff level. Deep expertise in at least one modern language - Python, Go, Rust, TypeScript, Java/Kotlin etc. Strong backend and systems fundamentals, with the willingness to work across the stack when the product requires it. Experience building and operating ...

data engineer for customer experience

Location
Greater London, England, United Kingdom
data platform and engineering teams; Design and build internal data tools and products for CEG; Implement APIs, data services, and lightweight UIs using Python, Java, Golang, or JavaScript/TypeScript; Translate operational pain points into data tools from problem framing through delivery and iteration; Apply testing, code reviews, CI/… orchestration frameworks such as Airflow, dbt, or internal frameworks; Proficiency in at least one programming language for data and services, such as Python, Java, Golang, Kotlin, or JavaScript/TypeScript; Experience building production-grade data pipelines or data services with attention to quality, monitoring, and maintainability; Experience with ...

Software Development Engineer, Video Quality Analysis (VQA)

Location
Greater London, England, United Kingdom
with cross-functional teams to design, implement, and optimize algorithms for real-time video quality analysis and defect detection, using programming languages such as Java , C++ , or C# . Deep Learning & Computer Vision : Develop and refine deep learning models and computer vision techniques to assess and improve video content quality … Experience: 3+ years of professional software development experience , showcasing a strong ability to write efficient and maintainable code in modern programming languages such as Java, C++, or C# . Education: A Bachelor's degree in Computer Science, Software Engineering , or a related field (or equivalent practical experience). Experience with ...

Quantitative Analyst - FX Algo Quant

Location
Greater London, England, United Kingdom
support quantitative models for the trading business leveraging a wide variety of mathematical and computer science methods and tools including hardware acceleration, advanced calculus, Java, Python, kdb, Structured Query Language (SQL), mathematical finance/programming and statistics and probability Collaborate closely with Traders and technology professionals. Work in close partnership … experience in a comparable quantitative modelling or analytics role, ideally in the financial sector Must have technical/programming skills. Preferably use of Python, Java, SQL and/or q. Exposure to Market Data; Statistics and Probability based calculations; Using probability theory to evaluate the market behaviour, solve analytical equations ...

Director of Engineering - C#.NET, AWS, AI

Location
Greater London, England, United Kingdom
culture by embedding AI, automation, and data-driven decision-making into software development, delivery practices, and operational processes. Provide technical leadership with expertise in Java Full Stack, .NET, AWS, EKS, Claude, Cursor, and modern engineering and deployment practices to guide solution design and technical strategy. Lead technology modernisation initiatives, simplifying … teams, driving engineering best practice and providing technical leadership. Proficientin .NET, AWS, EKS, Devops, Claude, Cursor based engineering and deployment practices. Any experience in Java is highly desirable. Experience using AI tools and driving adoption across engineering teams. Experience working within a secure development environment. Expertise in building strong relationships ...

Senior Machine Learning Engineer II - FinCrime

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
111000 to 145000 GBP Annually
believe strong engineers can learn and adapt across tech stacks, so our interview and pair programming evaluations are language-agnostic (focused on Python or Java), allowing you to solve complex technical problems in the environment you are most comfortable with. What will you be working on?: Building, scaling, and maintaining … across model training, evaluation, and deployment (utilizing frameworks around Machine Learning, AI, Neural Networks, or NLP). Programming Skills: Strong proficiency in Python or Java for data scripting and production engineering, alongside advanced SQL capability. Data Fundamentals: Solid hands-on experience building static data pipelines, conducting deep-dive data analysis ...

The Core Engineering- Liquidity Quantitative Engineer / Strat - Associate - London

Location
Greater London, England, United Kingdom
Developing and maintaining large scale risk infrastructures/systems using strong programming experience in at least one compiled or scripting language (e.g. C, C++, Java, Python, Scala) Experience in designing highly scalable, efficient systems Effectively communicating results and outputs from the model and insights from analysis QUALIFICATIONS Post graduate degree … experience speaking to technical and business audiences and working globally Strong programming experience in at least one compiled or scripting language (e.g. C, C++, Java, Python) Experience in designing highly scalable, efficient systems Familiarity with financial markets, financial assets and risk management practices is a plus ABOUT GOLDMAN SACHS ...

Director, Delivery Lead

Location
Greater London, England, United Kingdom
London Market such as SEND, IRIS, Guidewire Policy Centre, as well as experience in bespoke software engineering using languages and platforms such as Java, .Net, Azure etc. Strong proven delivery capability across complex technology change, including scope, schedule, cost, quality, risk, dependency, and stakeholder management. Deep understanding of London Market … Software Delivery Lifecycle to increase productivity is essential. Experience managing vendors, contractors, distributed teams, and global delivery models. Technical qualifications (such as TOGAF, Java, .Net, Azure), other qualifications (such as Agile, Scrum, SAFe, PMP, or PRINCE2), or a degree in computer science/IT is advantageous but not essential. Success ...

Java Backend Lead - Chinese Speaking, Hammersmith

Location
Greater London, England, United Kingdom
Eeze is a London-based iGaming operator seeking a Java Backend Lead (Chinese Speaking) in Hammersmith, England to head the backend team and ensure delivery of scalable, reliable software. You will collaborate with cross-functional teams, set technical direction, and mentor engineers with strong Java backend expertise. This role emphasizes ...

VP Java FX Strategist for Ultra-Low Latency FX Options

Location
Greater London, England, United Kingdom
McGregor Boyall is seeking a Vice President - Java FX Strategist to drive the bank's electronic FX strategies. You will own core pricing, market-making and algo components for ultra-low-latency FX flows, collaborating with Front Office, Trading, and global engineering teams in London and Singapore. This front-office … role requires strong Java excellence, FX market understanding, and leadership to shape architecture and strategic technology decisions across a global platform. #J-18808-Ljbffr ...

Infrastructure Engineering Specialist (Remote Site Infra team)

Location
Greater London, England, United Kingdom
Job Description Infrastructure Engineering Specialist (Remote Site Infra team) Req ID: 59203 Job Function: Security Posting Start Date: 12/08/2026 Division: UK Business Job Location: GBR London - Euston TE Advertised Salary: Competitive ...

Senior/Staff Product Engineer - Risk & Control Governance

Location
City Of London, England, United Kingdom
Company Description Wise is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another ...