151 to 175 of 316 Java Jobs in London

Data Engineer

Hiring Organisation
Ncounter Technology Recruitment
Location
City of London, London, United Kingdom
experience: • Active SC clearance and experience operating within secure or regulated environments • Strong coding background with at least one of the following: Python, Java, C# or JavaScript, alongside general software engineering principles • Experience building data pipelines, including ingestion, transformation, and orchestration of large datasets • Familiarity with handling structured and unstructured ...

Senior Platform Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
platform mindset and experience building systems that are designed to run reliably at scale. Strong software/platform engineering experience using Python, Go, or Java Experience building and operating distributed systems in cloud-native environments Hands-on experience with Kubernetes , containers, and infrastructure tooling Experience with LLM applications, AI/ ...

Software Engineer - Hybrid working - Up to £450,000 Base (+ Bonus)

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
/PhD in Computer Science, Engineering, or a related field Professional experience as a Software Engineer using any of C++, Python, Rust or Java Strong fundamentals in data structures, algorithms, and software design Experience with multi-threaded programming and real-time systems Experience building software at massive scale (handling tens ...

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
City of London, London, 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 ...

Workday Integration Lead

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
interfaces. Utilise Workday Studio, Workday Web Services (WWS), EIB, and Cloud Connect (CCW, PECI) for integration tasks. Apply coding skills such as XSLT, XML, Java, SQL, and other integration technologies to build scalable and efficient custom integrations. Ensure accurate and seamless data flow between Workday and other enterprise systems. Identify ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
City of London, London, United Kingdom
product, security, and engineering teams to scale AI safely. What We’re Looking For • Strong software or platform engineering background (Python preferred; Go/Java also great). • Experience with cloud-native, distributed systems (GCP a plus). • Hands-on Kubernetes experience plus exposure to event-driven architectures or service ...

QA Automation Test Engineer CGEMJP00337230

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Selenium WebDriver and UI automation frameworks Proven experience designing and executing load, stress, and scalability tests Proficiency in one or more automation languages (Python, Java) Knowledge of: Distributed workload execution Multi-threading and parallelisation concepts REST API testing and validation Familiarity with Microsoft PowerBI, Fabric workloads, or similar analytical tools ...

IGA architect

Hiring Organisation
Square One Resources
Location
City of London, London, United Kingdom
based integrations. Identity Fundamentals: Deep understanding of LDAP/AD, SAML, OAuth, OpenID Connect, and SCIM. Programming/Scripting: Strong skills in Java/J2EE (for custom JARs), Python, or PowerShell, and expert-level SQL for data manipulation and reporting. Cloud Infrastructure: Experience deploying or managing ...

Quantitative Developer

Hiring Organisation
Finalto
Location
London Area, United Kingdom
problems. Contribute to strategy refinement and testing when needed through analysis and implementation-driven experimentation. What we expect from you Strong programming skills in Java and Python (comfortable working with both) Experience with object-oriented design and large codebases Professional experience with Git-based development workflows Solid understanding of concurrency ...

Software Architect (Remote in UK)

Hiring Organisation
Orange Logic
Location
East London, London, United Kingdom
years’ practical experience on a web-based application Proficient with English (both verbal and written) Proficient with any back-end programming languages (i.e. C#, Java, Python, C++, etc.) Outstanding knowledge of software and application design and architecture Highly analytical mindset, with an ability to see both big picture ...

Software Architect (Remote in UK)

Hiring Organisation
Orange Logic
Location
City of London, London, United Kingdom
years’ practical experience on a web-based application Proficient with English (both verbal and written) Proficient with any back-end programming languages (i.e. C#, Java, Python, C++, etc.) Outstanding knowledge of software and application design and architecture Highly analytical mindset, with an ability to see both big picture ...

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 - Certinia, CPQ, Billing

Hiring Organisation
Stepstone UK
Location
London, UK
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 ...

Backend Software Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Software Engineer - Active SC, Java, Microservices Up to £550 per day (Inside IR35) London/Remote 6 months My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-scale, business … critical microservices programme.Key Requirements: Proven experience working as a Java Software Engineer on large microservice architectures Active Security Clearance (SC) Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot): Postgres (or other relational SQL databases) with solid understanding of schema design and SQL Docker: Confident containerising ...

Software Engineer II

Hiring Organisation
Expedia Group
Location
Greater London, England, United Kingdom
field of Software Engineering Proficient with Object Oriented Programming concepts with a strong understanding of Data Structures, Algorithms, and Computer Science fundamentals Experience with Java/Scala (JVM) and Spring along with a good grasp of OO design with strong design patterns knowledge. Experience with cloud-computing platforms such ...

Senior Java Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
Senior Java Engineer - Permanent Salary: 55k-65k Working Arrangement: Fully Remote Tech Stack: Java, Spring Boot and Cloud Platforms(AWS, Azure and GCP) Desirable - Python and JavaScript I am currently working with a leading software software consultancy working with the government for a Senior Java Engineer click apply for full ...

Senior Java Developer - Electronic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic Fixed Income (eFI) Technology team. This role sits in a front-office electronic trading environment , focused on building … optimising low-latency, high-performance Java trading systems used by institutional clients. A core part of the engagement will be supporting the rollout and optimisation of TransFICC connectivity , alongside ongoing performance improvements across pricing, RFQ, execution, and market-data workflows. Required Experience Extensive background in electronic trading systems Strong ...

Data Engineer (Apache Spark) - (Financial Services)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £700 per day
performance, reliability, and scalability.The role is focused on building nonperformance Apache Spark jobs, with a strong emphasis on performance optimisation. It is primarily Java-based, with Python strongly encouraged; experience across Java, Python, and Scala is ideal, with Java and Python being the preferred combination.The role sits within a small … responsibilities. What you'll need to succeed Strong hands-on experience with Apache Spark - Writing and tuning Spark jobs/PySpark development experience Strong Java or Java Spring boot development background Experience with programming in Python or Scala Exposure to Big Data technologies and distributed data processing Working with containerised ...

Embedded Software Test Engineer

Hiring Organisation
Expert Employment
Location
North London, Garden Suburb, Greater London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Full Packagy
Understanding of the Software Development Lifecycle, especially testing and integration Experience testing Windows and PC-based software Knowledge of scripting or programming (Python, Bash, Java, etc.) Degree in Engineering, Computer Science, or related field ...

Graduate Software Engineer - Top 4 UK University Graduates

Hiring Organisation
REVYBE IT RECRUITMENT LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Writingclean,scalable,andwell-testedcode Contributingtoarchitectureandtechnicaldiscussions Learningmodernengineeringpracticesinahigh-performingteam Whatwerelookingfor RecentgraduatefromaTop4UKuniversity (e.g.UniversityofOxford,UniversityofCambridge,ImperialCollegeLondon,orUniversityCollegeLondon) DegreeinComputerScienceoracloselyrelatedtechnicaldiscipline 3 A*'s minimum at A-Level. Strongunderstandingofsoftwareengineeringfundamentals Passionforbuildingtechnologyandsolvingcomplexproblems ExperiencewithprogramminglanguagessuchasPython,Java,Go,orJavaScriptisaplus Strongproblem-solvingandcommunicationskills Whatsonoffer Salary starting at £70,000 Hybridworking( 3daysperweekintheLondonoffice ) Hugelearningandgrowthopportunities ChancetomakearealimpactinascalingSaaScompany Ifyou'rea topgraduatelookingtolaunchyourengineeringcareerinahigh-growthscaleup ,wedlovetohearfromyou. Software,Python,Graduate,Developer,Development ...

Quality Analyst - Mobile

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
strong Business Knowledge. Strong and clear Communication Skills. Experienced working within Banking/Ecommerce. Knowledge and Experience of: Test Case Management Jira/Zephyr Java/Appium IND_PC3 Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy. ...

Quality Assurance Tester (SC Cleared)

Hiring Organisation
Cyberteam
Location
City of London, London, United Kingdom
teams Required Skills Strong experience with Selenium WebDriver and UI automation Proven performance and load testing experience (JMeter or similar) Python and/or Java automation experience Knowledge of parallel execution, distributed systems, and REST API testing Experience in public sector or regulated environments Desirable: Power BI/Microsoft Fabric ...

Oracle EBS Senior Technical Consultant

Hiring Organisation
cer Financial Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£405 - £690 per day
successful candidate will have: Oracle EBS R12.2 (GL, AP, FA), SQL/PLSQL, Reports/Forms, BI Publisher, Workflow, OAF, Unix scripting APEX, Java, AME, Oracle Integration Cloud (OIC) Full lifecycle EBS Financial implementations Translate business requirements into technical solutions Troubleshoot and support complex customizations ...