1 to 25 of 48 Permanent OO Jobs in London

Python Developer

Hiring Organisation
mthree
Location
City of London, London, United Kingdom
with upstream trade execution and regulatory platforms. Work within an agile team delivering high-priority solutions under tight deadlines. Skills & Experience Strong Python (or OO language: Java, C#, C++) development experience. Solid understanding of data structures, algorithms, and design patterns. Experience with SQL/NoSQL, APIs, and distributed systems. Familiarity ...

Software Engineer Golang AWS

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Computer Science fundamentals such as OOP, Data Structures, Deign Patterns, Algorithms You have commercial Golang development experience (likely to have a background with other OO languages such as Python, Java, C++ but you must be happy to use Golang going forward) You have a strong knowledge of AWS - they ...

Lead Developer

Hiring Organisation
Broster Buchanan
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
/CD Integration Expertise: REST/SOAP APIs, middleware Business Intelligence: Tableau, data transformation, automated data Azure Cross-Platform Skills: Object-Oriented Programming (OOP): Understanding of inheritance, abstraction, and design Integration: Experience designing and implementing secure, scalable integrations across CRM, ERP, ITSM, and BI Cloud & SaaS Knowledge: Understanding ...

QA Engineer

Hiring Organisation
Retelligence
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 55,000 Annual
internal test automation practices. Work with development teams to identify, log, and resolve bugs or unexpected behaviors. Knowledge & Skills: Strong experience in object-oriented programming using C# (preferred) or Java. Experience in developing .Net-based test automation solutions with BDD tools such as SpecFlow and Gherkin. Expertise ...

QA Engineer

Hiring Organisation
Retelligence
Location
EC2M, Coleman Street, Greater London, Bishopsgate, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum + Bonus
internal test automation practices. Work with development teams to identify, log, and resolve bugs or unexpected behaviors. Knowledge & Skills: Strong experience in object-oriented programming using C# (preferred) or Java. Experience in developing .Net-based test automation solutions with BDD tools such as SpecFlow and Gherkin. Expertise ...

.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 ...

Software Engineer

Hiring Organisation
StreetID
Location
London, UK
ideally within financial services or a trading environment. Proven experience building or supporting risk platforms, pricing systems, or valuation engines. Strong knowledge of object-oriented programming, data structures, and design patterns. Familiarity with market risk, credit risk, or counterparty risk concepts. Experience with messaging systems (e.g., Solace, Kafka ...

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 ...

Senior Software Engineer

Hiring Organisation
Ontik
Location
City of London, London, United Kingdom
proactive, ownership-oriented attitude with the ability to take initiative and drive projects forward Proficiency in full-stack development using any object oriented language (we use .NET) and any modern javascript framework (we use React) Experience working with databases (SQL and NoSQL), APIs, and web technologies. Experience ...

.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 ...

SC Java Developer

Hiring Organisation
Sanderson Government and Defence
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
experience with Java Hands-on expertise with RESTful APIs Proficiency in Spring Boot Experience working with Docker Solid understanding of Java interfaces and object-oriented design Must be eligible for SC Clearance Nice-to-Have Skills Python exposure Experience with AWS What You'll Bring A passion ...

Senior Software Engineer - Backend

Hiring Organisation
Zettafleet
Location
South London, UK
Employment Type
Full-time
deployments. What we are looking for: Back-end development: 5+ years of industry experience building reliable and scalable back-end systems with an object-oriented language. Cloud-native technologies: Experience in architecting and deploying in cloud platforms (e.g., AWS, GCP or Azure), an understanding of containerisation (e.g., Docker ...

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 ...

.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 ...

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 ...

Senior Site Reliability Engineer

Hiring Organisation
Stratospherec Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum Excellent Benefits package
Skills and Experience: Proven experience in a SR DevOps/Site Reliability Engineering role and having strong code development experience in C# or similar OO development language. Experience of supporting .Net applications as a DevOps Engineer is a big bonus in this role Production experience operating containerization technologies - ideally with ...

Palantir Consultant

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
apps, AIP); Palantir certifications desirable. Proficiency in at least one coding language (e.g., Python/PySpark, R, Java, SQL, Typescript) and experience with object-oriented design or software engineering. Strong understanding of data engineering, modelling, platform integration, UX design, and data visualisation. Excellent communication, stakeholder management, and team ...

.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 ...

Backend Engineer

Hiring Organisation
Anson Mccade
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
that scale. Essential skills and experience: Proficient in Python development, with experience in any major framework (e.g., Django, FastAPI) Strong understanding of databases, object-oriented design, data structures and SOLID principles Analytical and problem-solving mindset, with a focus on continuous improvement Ability to collaborate effectively with peers ...

QA Automation Engineer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
Cypress, or Selenium-based frameworks, building structured and maintainable automated test suites Solid experience writing TypeScript or JavaScript, with a good understanding of object-oriented programming principles Strong understanding of API integration testing, functional end-to-end testing, accessibility, and cross-browser testing Experience testing ServiceNow integrations ...

Junior AI Developer

Hiring Organisation
ITOL Recruit
Location
North London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £450,000 per annum
tools like 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 - £450,000 per annum
tools like 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
Ilford, Essex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £450,000 per annum
tools like 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. ...