16 to 40 of 46 OOP Jobs in London

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

Hiring Organisation
Undisclosed
Location
City of London, London, United Kingdom
experience in: C# and .NET (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 ...

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 ...

Technical Business Analyst

Hiring Organisation
Durlston Partners
Location
London Area, United Kingdom
skills (customer-facing role) Ability to work effectively with remote, international teams Positive attitude and growth mindset Demonstrated knowledge and experience of Object-Oriented Programming is essential, preferably in C# or similar Bonus Points: Experience with Interest Rates, Fixed Income, FX, or Accounting Why You'll Love ...

Junior Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
data processing, transformation, and automated workflows. * Exposure to supporting or maintaining systems, with a willingness to learn and take ownership. * Familiarity with object-oriented programming principles. * Strong problem-solving skills and attention to detail. * Interest in AI tools and emerging technologies is advantageous. * Ability to learn quickly ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
City of London, London, United Kingdom
ensuring high availability and rapid incident resolution. Requirements Must Haves 4+ years of professional experience with Ruby on Rails. Strong understanding of object-oriented programming and Rails architecture Extensive experience with PostgreSQL, including performance tuning and complex queries. Experience with background job processing using Sidekiq and Redis. ...

Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy etc) MS Graph * Experience ...

Senior Software Engineer / Principal Software Engineer - C++, Python

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £140,000 per annum
Principal Software Engineer - C++, you will be a proponent of agile methodology and modern software best practices. You can produce detailed technical work in OOP and work with other members of the Development team to produce code of high-quality standards. Ideally, you should have worked in critical systems development ...

C++ Team Lead

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Software Development Engineer C++, you will be a proponent of agile methodology and modern software best practices. You can produce detailed technical work in OOP and work with other members of the Development team to produce code of high-quality standards. Ideally, you should have worked in critical systems development ...

Senior Web Application Developer ASP.NET MVC 5, C#, & React

Hiring Organisation
PCR Digital
Location
Hammersmith, London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £538/day Inside IR35 to Umbrella
ecommerce) with Minimum 8 years of Web application development experience consisting of strong C#, ASP.NET MVC 5, and React. Strong knowledge of Object-Oriented Programming, SOLID principles, common design patterns and RESTful API design and integration (experience with SOAP WebServices and XML/XPat) also required. … C#, ASP.NET MVC 5, SQL Server, Entity Framework, and React experience desirable to have HTML5, CSS3, JavaScript, jQuery. * Strong knowledge of Object-Oriented Programming, SOLID principles, and common design patterns. * Experienced in RESTful API design and integration; experience with SOAP WebServices and XML/XPath. * Skilled ...

AI Enablement Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy etc) MS Graph * Experience ...

Full Stack Developer - .Net React

Hiring Organisation
Youngs Employment Services
Location
Hammersmith and Fulham, Greater London, Ravenscourt Park, United Kingdom
Employment Type
Permanent
Salary
£50000 - £75000/annum Bonus + Bens
standups, sprint reviews, and PR reviews via Azure DevOps Boards Key Skills required: 3-6 years development experience C#/.NET 8 upwards — strong OOP, async/await, nullable reference types, records Blazor (Server and WASM) — component lifecycle, state management, SignalR integration React 18+/TypeScript — hooks, context, React Query ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
cloud services, and containerised deployments, we'd love to hear from you. Key Skills 4+ years' experience with Ruby on Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful APIs , JSON, JWT, SSO Experience with ...

Software Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
years' experience working as a Software Developer (experience level flexible for strong candidates) Strong Python development skills with a good grounding in OOP principles Experience working with version control (Git) and collaborative coding workflows Curious, adaptable, and keen to learn within a complex technical environment SALARY AND BENEFITS Base salary ...

Lead Software Engineer Ruby TypeScript React

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
collaborative and pragmatic with experience of technically leading and mentoring others You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns What's in it for you: As a Lead Software Engineer/Developer you will earn a competitive salary package including: Salary ...

Senior Full stack engineer

Hiring Organisation
Pynea
Location
Greater London, England, United Kingdom
view on how AI should reshape the engineering workflow, raising speed and quality without sacrificing correctness. Must-haves NodeJS, GraphQL (NestJS), PostgresSQL Data structures OOP principles Understanding of complexity principles and correct approaches Experience with AI and LLMs (including but not limited to Gemini) Strong analytical and problem-solving skills ...

Mobile Application Developer (Kotlin Multiplatform)

Hiring Organisation
H2 Cognitive Designs
Location
Greater London, England, United Kingdom
passive cognitive and physiological data collection. Key responsibilities: Design, develop, and maintain mobile applications using Kotlin Multiplatform and Compose Multiplatform Apply object-oriented programming principles and modern mobile architecture patterns Integrate mobile clients with Django backend APIs, including FHIR R4 clinical interoperability endpoints Contribute to web application … Multiplatform and Compose Multiplatform in production or near-production environments iOS development experience (required, for platform-specific KMP work) Strong command of object-oriented programming and clean architecture patterns Working knowledge of Python (you will on occasion read and write Django code) Experience with Git and modern ...

Software Engineer

Hiring Organisation
DevSecAI
Location
London Area, United Kingdom
systems Proficiency in Back-End Web Development and Software Development tools and methodologies Solid experience with Programming languages and paradigms, including Object-Oriented Programming (OOP) Knowledge of DevSecOps concepts, security best practices, and compliance frameworks is highly desirable Familiarity with CI/CD pipelines and their ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
Bath Road, Hounslow, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Trainee AI Engineer

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Trainee AI Engineer

Hiring Organisation
ITOL Recruit
Location
Barking, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...

Trainee AI Programmer

Hiring Organisation
ITOL Recruit
Location
Twickenham, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
Jupyter Notebooks and VS Code to develop AI systems. Step 4 – Python Programming Master Python, covering everything from the basics to object-oriented programming (OOP). Step 5 – Python Streamlit Project Apply your Python skills by building a car price prediction app using Python and Streamlit. ...