1 to 25 of 100 OO Jobs in London

Senior C# .Net Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/day Umbrella Inside IR35
6+ ASP.NET Core/Web API REST APIs and microservices SQL Server, including complex queries, stored procedures and optimisation Entity Framework/ORM Object-oriented design and design patterns Distributed systems and enterprise integration Unit and automated testing Azure DevOps, Git and CI/CD Agile/Scrum ...

Senior C# .Net Developer

Hiring Organisation
Advanced Resource Managers Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 per day
6+ ASP.NET Core/Web API REST APIs and microservices SQL Server, including complex queries, stored procedures and optimisation Entity Framework/ORM Object-oriented design and design patterns Distributed systems and enterprise integration Unit and automated testing Azure DevOps, Git and CI/CD Agile/Scrum ...

Senior Java Fullstack Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
ability to write and troubleshoot SQL queries. Experience with Docker/Kubernetes or OpenShift Strong knowledge of software engineering principles, design patterns and object-oriented programming. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development practices. Strong analytical and problem-solving ...

Senior Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong understanding of object-oriented programming, software engineering principles and design patterns. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development ...

Senior Java / Angular Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
ability to write and troubleshoot SQL queries. Experience with Docker/Kubernetes or OpenShift Strong knowledge of software engineering principles, design patterns and object-oriented programming. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development practices. Strong analytical and problem-solving ...

Senior Fullstack Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong understanding of object-oriented programming, software engineering principles and design patterns. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development ...

Senior Fullstack Developer

Hiring Organisation
Avanti
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong understanding of object-oriented programming, software engineering principles and design patterns. Experience developing and maintaining complex enterprise applications. Familiarity with Git, testing, debugging and modern software development ...

Sr. Full Stack Developer (Java, React & Python)

Hiring Organisation
Broadridge
Location
London, UK
Employment Type
Full-time
Proven track record in developing base frameworks, reusable programs and defining standards. Knowledge of cloud platforms AWS and containerization technologies. Strong understanding of object-oriented programming principles and design patterns. Proficiency in database design and SQ and NoSQL databases like Redis, DynamoDB.Good understanding of the Agile methodologies ...

Senior Software Engineer II -Java

Hiring Organisation
LexisNexis Risk Solutions Group
Location
London, UK
Employment Type
Full-time
troubleshoot complex production and customer issues. Mentor and guide junior engineers, fostering a culture of collaboration and continuous learning. RequirementsStrong foundation in object-oriented design, development, and standard design patterns. Expert-level development experience using Java, Spring Boot and Web Services. Strong understanding of REST APIs, Spring Boot ...

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, UK
Employment Type
Full-time
with web, API, and non-functional testing approaches Experience using CI/CD pipelines to integrate and run automated tests Good understanding of object-oriented programming principles and modern engineering practices Experience working with Git-based source control and collaborative development workflows Strong problem-solving and analytical skills ...

Lead Software Engineer Product Lead Technologist Business

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
solve document management, workflow automation and knowledge management problems A track record of leading and mentoring engineers Strong experience in a modern object-oriented language (C# or Java) Deep knowledge of software design patterns, clean code and clean architecture Experience building REST APIs and working with messaging systems ...

Senior Data Scientist I

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
53800 to 89900 EUR Annually
trust. Tools and Technologies Experience with some of the following is valuable: Strong software engineering and data science expertise, including Python, SQL, object-oriented programming, testing, CI/CD, DevOps, APIs, databases, and modern collaborative development practices using tools such as Git, Jira, GitHub, and GitLab. Hands ...

.NET Developer

Hiring Organisation
Noir
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
.NET Developer applicants should be experienced in: .NET, .NET Core, C# and Azure SQL. You should have a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET ...

AES - DE - FS - Java

Hiring Organisation
Zensar Technologies
Location
London, UK
Employment Type
Full-time
initiatives. QualificationsStrong expertise in Java 17+, Spring Boot, Spring Framework, and RESTful APIs. Experience with microservices architecture and distributed systems. Strong understanding of object-oriented design principles and design patterns. Experience with SQL databases such as Oracle, SQL Server, or PostgreSQL.Experience with CI/CD pipelines, Git, Maven ...

Fixed Income E-Trading Senior Java Developer - Vice President

Hiring Organisation
Citigroup
Location
London, England, United Kingdom
experience for traders at Citi.Gain knowledge and exposure to Front Office Trading Systems, Fixed Income, and Derivatives flows.Qualifications:RequiredExtensive programming experience with an Object-oriented language (preferably Java), Multi-Threading and any relational databaseSolid architectural understanding of enterprise applicationsUnderstanding of computing science fundamentals – concurrency, algorithms, data structures, design ...

Java Developer Kafka API - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
REST APIs You have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming, Data Structures and Design Patterns You are familiar with DevOps, CI/CD pipelines You're collaborative, enjoy problem solving and interacting ...

Junior .NET Developer

Hiring Organisation
Noir
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £35,000 per annum
which will be critical to the future success of the business. Junior .NET Developer candidates should have a sound understanding of object orientated (OO) development and a skill that that includes some of the following (full training will be provided to fill any gaps in your skill set): .NET ...

Automation Test Engineer - Selenium Java Python- Wimbledon

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
like Pytest, TestNG or Junit. Experience in developing automated test scripts for Restful API's.Strong understanding of computer science fundamentals, programming practices and Object-Oriented principles. Excellent working knowledge on source code repositories, branching and merging strategies using Git and GitHub/Bitbucket. Strong knowledge of automated build ...

AI Strategist, Generative AI Innovation Center

Hiring Organisation
AmazonWebServices
Location
London, UK
Employment Type
Full-time
data science, engineering, or other related field, or experience in consulting, design and implementation of serverless distributed solutions- Experience with one or more object-oriented programming languages (e.g., Java, C/C++, Python)- Experience integrating AWS cloud services with on-premise technologies (e.g., Microsoft, IBM, Oracle ...

Junior ASP.NET MVC Developer - Fintech Javascript

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Developers must have: (Below also shows tech stack) Proven experience in the development of web applications. ASP.NET MVC C# HTML5, CSS Databases – MsSQL, MariaDB OO Design Patterns again ideallyThis is a unique opportunity for someone to expand further into web technology. You should be driven and interested to gain some ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
London, England, United Kingdom
maintain high engineering standards.Skills Required:At least five years' commercial software development experience, with strong expertise in C# and modern .NET.Excellent understanding of object-oriented programming, software design principles and architecture.Experience delivering production applications where performance, reliability and scalability are essential.Strong SQL skills and experience with relational databases.A ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
engineering standards. Skills Required: At least five years' commercial software development experience, with strong expertise in C# and modern .NET. Excellent understanding of object-oriented programming, software design principles and architecture. Experience delivering production applications where performance, reliability and scalability are essential. Strong SQL skills and experience with ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £150,000 per annum
engineering standards. Skills Required: At least five years' commercial software development experience, with strong expertise in C# and modern .NET. Excellent understanding of object-oriented programming, software design principles and architecture. Experience delivering production applications where performance, reliability and scalability are essential. Strong SQL skills and experience with ...

Front office C# Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent
Securities Financing, Equity Financing or Equity Swaps . Demonstrable experience taking ownership of technical architecture and delivering substantial projects independently. Strong understanding of object-oriented design, data structures, algorithms and software engineering principles. Experience working with relational databases such as SQL Server or MySQL. Ability to articulate architectural ...

Software Development Engineer III

Hiring Organisation
Expedia
Location
London, UK
Employment Type
Full-time
professional software development experience), or Master's Degree (4+ years post-degree experience)Hands-on experience in software development using Java or similar object-oriented programming languages, or Scala or Kotlin or similar functional languagesProven experience building and operating scalable distributed systems and services within AWS cloud infrastructure ...