1 to 25 of 46 OO Jobs in London

.Net Developer (Fully Remote)

Hiring Organisation
DMS Computer Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £65,000 per annum
Science, Engineering, or a related subject At least 4 years of experience in Microsoft .NET (full framework, .NET Core, .NET 6) Proficiency in object-oriented programming (C#) and web concepts (Http, MVC, REST, OAuth) Knowledge of and an active interest in Design Patterns and SOLID architecture principles Excellent ...

Azure Cosmos DB Admin and Developer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per hour
version control, and continuous integration tools Desirable skills/knowledge/experience Advanced proficiency in C#, ASP.NET, and .NET Core with strong object-oriented design principles ...

Full Stack JavaScript Developer (Mobile and Web)

Hiring Organisation
ExpenseIn
Location
South London, UK
Employment Type
Full-time
Native, HTML, CSS, Tailwind) and back-end (SQL persistence). Partaking in collective ownership of the application's domain-driven architecture following established object-oriented design principles. Partaking in all parts of the development process from design to testing and delivery. Writing and executing unit, integration and system ...

Staff Software Engineer

Hiring Organisation
Definely
Location
South London, UK
Employment Type
Full-time
Familiar with Shift-Left testing approaches, embedding quality early in the SDLC and enabling team-wide accountability for code correctness. Deep understanding of object-oriented design, design patterns, and principles like SOLID and TDD. Proficient with Visual Studio and/or JetBrains Rider, and skilled in using ReSharper ...

Data Engineer (Fabric-Platforms)

Hiring Organisation
Methods
Location
London, UK
Employment Type
Full-time
Spark Streaming for real-time data processing and event-driven architectures. Understanding of SOLID Principles: Familiarity with the SOLID principles of object-oriented programming. Understanding of Agile Development Methodologies: Familiarity with iterative and agile development methodologies such as SCRUM, contributing to a flexible and responsive development environment. Familiarity ...

Data Engineer (Fabric-Platforms)

Hiring Organisation
Methods
Location
South London, UK
Employment Type
Full-time
Spark Streaming for real-time data processing and event-driven architectures. Understanding of SOLID Principles: Familiarity with the SOLID principles of object-oriented programming. Understanding of Agile Development Methodologies: Familiarity with iterative and agile development methodologies such as SCRUM, contributing to a flexible and responsive development environment. Familiarity ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 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, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot ...

Head of eFX Engineering (Director) - Leading Investment Bank

Hiring Organisation
Nicoll Curtin
Location
London, UK
Employment Type
Full-time
shifts or on-call duties beyond regular working hours. Designing, implementing, and delivering complex globally distributed high availability real-time trading systems. Key Skills: OO Language - C Java/Python/Rust/C# FX Financial Markets Low-Latency Market Data Multi-Threading No-SQL/SQL Unit Testing/ ...

Simulation Software Engineer

Hiring Organisation
Holt Executive Ltd
Location
London, UK
Employment Type
Full-time
development, ideally within modelling/simulation Strong debugging and profiling experience on Linux Proficiency in modern C++ (C++14 or later) Solid understanding of object-oriented programming, UML, and design patterns Experience with test-driven development Desirable Skills Experience with ECSS SMP, SIMULUS Suite, or other spacecraft simulation frameworks ...

Simulation Software Engineer

Hiring Organisation
Holt Executive Ltd
Location
South London, UK
Employment Type
Full-time
development, ideally within modelling/simulation Strong debugging and profiling experience on Linux Proficiency in modern C++ (C++14 or later) Solid understanding of object-oriented programming, UML, and design patterns Experience with test-driven development Desirable Skills Experience with ECSS SMP, SIMULUS Suite, or other spacecraft simulation frameworks ...

Simulation Software Engineer

Hiring Organisation
Holt Executive Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
development, ideally within modelling/simulation Strong debugging and profiling experience on Linux Proficiency in modern C++ (C++14 or later) Solid understanding of object-oriented programming, UML, and design patterns Experience with test-driven development Desirable Skills Experience with ECSS SMP, SIMULUS Suite, or other spacecraft simulation frameworks ...

Intermediate Software Developer in Test

Hiring Organisation
Global Relay
Location
South London, UK
Employment Type
Full-time
Document the automation framework, tools and infrastructure About You: Minimum 3 years of automation development experience Strong understanding of the Java language and object-oriented principles Experience with testing practices in an agile environment Experience with unit testing frameworks such as JUnit Experience testing backend systems or APIs ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
bottlenecks and inefficiencies, and redesigning processes to be machine-readable and automation-ready using methodologies. Python Development - Strong proficiency in Python programming including object-oriented design, asynchronous programming, error handling, and writing clean, maintainable code. Experience with key libraries including Pandas, NumPy for data manipulation, requests and APIs ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
encompasses: .NET, .NET Core, C# and Azure SQL. We are keen to hear from .NET Developer candidates with a strong understanding object orientated (OO) development and the full software development life cycle. This is a rare opportunity to join a truly exciting global brand. Our client offers over ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, 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 ...

Backend Software Engineer / Technical Lead

Hiring Organisation
Client Server
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
enjoy a friendly team environment that encourages knowledge sharing and close collaboration. About you: You are an experienced backend focussed Software Engineer with strong OO programming skills (e.g. Java, C++), ideally you will have commercial Rust and/or Golang experience but you can pick this ...

Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Front Office, financial services environment as a senior contributor 10+ years cumulative, professional experience Strong background in data structures, algorithms, and object-oriented programming in C++ Permanent role - Central London based - 5 days a week in the office By applying to this job you are sending us your ...

Senior Software Engineer - Research Management Systems (Analytics & Reporting)

Hiring Organisation
Bloomberg
Location
London, England, United Kingdom
Have Proven experience in software engineering, with a strong background in designing and building distributed systems or data platforms. Proficiency in an object-oriented language with a demonstrable ability to write production-quality code. Experience with OLTP and OLAP technologies and a demonstrable familiarity with query languages. Excellent ...

Performance Test Engineering Consultant

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Temporary
Were Looking For SDET with experience as a Performance Tester , ideally in a consultancy or client-facing environment. Proficiency in at least one object-oriented programming language (e.g., Java, Python, C#, or JavaScript/TypeScript) for writing clean, maintainable test code and frameworks. Strong knowledge of performance testing ...

Senior Software Engineer II, Payments Platform (Treasury & FX)

Hiring Organisation
Flywire
Location
London, England, United Kingdom
with scalable, performant, and reliable distributed systems. Strong background in TDD, BDD, CI/CD practices. Understanding of relational databases. Strong fundamentals in object-oriented design. Excellent collaboration skills across functions (QA, Product, SRE, Stakeholders). A passion for delivering high-quality code and a mindset of continuous ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
projects which will be critical to the future success of the business. .NET Developer candidates should have a sound understanding of object orientated (OO) development and a skill that that includes: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. This ...

Junior .NET Developer

Hiring Organisation
Noir
Location
City of London, London, 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 ...

Offensive Security Tester Red Team

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
testing or Penetration testing You have a keen interest in Cyber Security and understanding of key concepts and protocols You can code with any OO programming language (e.g. Python, C++, C#, Java) You have experience of using different operating systems and networking technologies You have a good understanding (and interest ...

Java Software Engineer : Global Bank : £150k + bonus : Hybrid

Hiring Organisation
Hunter Bond
Location
London, UK
Employment Type
Full-time
years of professional software engineering experience Strong computer science fundamentals — algorithms, data structures, system design Proficiency in Java (Java 11+), including concurrency and object-oriented design Experience building data-intensive systems or service-oriented platforms Comfortable working with distributed teams and collaborating across engineering and business functions ...

Python Developer

Hiring Organisation
IT WORLD LIMITED
Location
London, UK
Employment Type
Full-time
degree in Computer Science, Engineering, or related field Mandatory Required Skills: Proficient Python Programming and Time series data Key skills: Functions, classes, and object-oriented programming, List comprehensions, generators, Error handling, Working with virtual environments and package management (pip, venv) Data Manipulation & Analysis (Pandas & NumPy) Key libraries: pandas ...