1 to 25 of 33 OO Jobs in London

optimizations. Preferred Qualifications Experience building streaming data processing and ingestion pipelines Experience building distributed data processing systems which handle a high volume of client queries Strong knowledge of object oriented programming, data structures, algorithms and design patterns Prior experience building systems used by multiple technical and non-technical teams Over 6 years' experience in Financial industry About Goldman More ❯

Core, or Comfortable designing and consuming RESTful APIs Familiarity with both relational (PostgreSQL, SQL Server) and NoSQL databases Experience with Git and version control workflows Strong foundation in object-oriented design, modular architecture, and reusable software components AI/ML Integration Experience Experience integrating AI/ML APIs and tools (e.g., OpenAI, Hugging Face, LangChain), or a strong More ❯

/MS degree in Computer 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 problem solving and troubleshooting skills More ❯

Android development You’ll Need: Solid experience with Kotlin and Android architecture components Strong understanding of app lifecycle and mobile UI/UX best practices Strong understanding of Object-Oriented Programming, data structures, and design patterns Proficiency in Java application development Familiarity with GitHub , Jira , Confluence , Jenkins , and Gradle Agile mindset and collaborative working style Banking experience is More ❯

NoSQL data modelling Experience with Git, 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 More ❯

desirable) Relevant qualifications and experience i.e. BSc in Computer Science or Engineering, Software Development certifications, etc. Demonstrable experience in configuring and developing complex software solutions Strong understanding of object-oriented programming and test driven development (TDD and BDD) Strong understanding of agile software engineering practices Appetite for continual experimentation & learning Desirable : Experience of AWS or Azure Hands-on More ❯

as Uniswap v3, Curve, Aave. Proven track record delivering scalable, reliable systems in production. Comfortable partnering with internal stakeholders across Trading, Ops, Compliance, and Engineering. Must Haves - Technical Strong OO background in one or more, Go, C++, C#, Java or Rust. Experience with Typescript and Python. API design (versioning, backwards compatibility, observability) Postgres schema design and query optimization. Experience with More ❯

conducting time-motion studies, identifying 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 for integrations, asyncio for concurrent More ❯

TV shows. .NET Developer applicants should be experienced in: .NET, .NET Core/ASP.NET MVC, 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 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD and MongoDB. You will follow a More ❯

.NET/C# software development 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, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide training into: .NET 9, Web API 2, Entity Framework More ❯

.NET Developer. .NET Developer applicants should be experienced in: .NET, .NET Core/ASP.NET MVC, 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 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Our client More ❯

multi-tenant computing, large scale computing environments). • Demonstrated knowledge of XML, SQL, HTTP/HTTPS, and EAI processes. • Familiarity with multiple implementation standards and methodologies. • Experience in object-oriented software engineering • Bachelor's degree or equivalent More ❯

in problem analysis, issue resolution, and system troubleshooting. Strong communication skills both verbal and written. Proficiency with MS Office Suite (Word, Excel, PowerPoint) and MS Outlook. Knowledge of object-oriented programming, Oracle administration, and system administration is a plus. More ❯

applications Proven 4+ years' experience in leading and delivering end to end solutions using D365 platform X++ In-depth experience with Azure Platform, Power Platform, D365, Integration Patterns, Object Oriented Design, Test Driven Development, DevOps Experience in designing, developing & delivering solutions based on the Microsoft Azure platform Sound knowledge of Agile Methodology, DevOps, Configuration Management and Automation Tools More ❯

Front Office technologists across global teams (London, Houston, Stamford) to deliver robust, scalable solutions. What You'll Bring: - Strong professional experience with Python and a deep understanding of object-oriented programming. - Advanced SQL knowledge and experience with relational databases. - Exposure to AWS and Snowflake technologies. - Strong communication skills and the ability to engage effectively with both technical and More ❯

Front Office technologists across global teams (London, Houston, Stamford) to deliver robust, scalable solutions. What You'll Bring: - Strong professional experience with Python and a deep understanding of object-oriented programming. - Advanced SQL knowledge and experience with relational databases. - Exposure to AWS and Snowflake technologies. - Strong communication skills and the ability to engage effectively with both technical and More ❯

technologies that help us build better, faster, and smarter. What You'll Need Strong experience developing back-end systems in Python (any framework). Good understanding of databases, object-oriented design, and SOLID principles. Experience building scalable applications using AWS and cloud-native technologies. Strong problem-solving and analytical skills. A collaborative mindset with excellent communication skills. Passion More ❯

to customers instantly as they spend. The requirements Essential: Experience designing and operating highly available, low-latency payments systems (10,000+ transactions per day). Proficiency in an object-oriented programming language, ideally Python. Experience designing data models for payments systems, ensuring accuracy, scalability, and maintainability, ideally using PostgreSQL. Experience building and integrating APIs and distributed systems, including More ❯

they expand Helping shape technical decisions and architecture Key Requirements: Strong experience with PHP (ideally with knowledge of modern frameworks like Laravel, Symfony, or Yii) Solid understanding of object-oriented programming (OOP) in PHP PHP package management (e.g., Composer) Proficiency in modern HTML/CSS Good working knowledge of JavaScript (vanilla JS, jQuery; experience with Vue or React More ❯

for your team to execute effectively. What We're Looking For: Technical Experience: Proficiency in cloud computing (preferably AWS) and software development, with strong programming skills in modern object-oriented languages, especially Python. Experience in frontend development (React + Javascript/Typescript) is highly desirable. Stakeholder Management: Ability to engage and collaborate effectively with both technical and non More ❯

for your team to execute effectively. What We're Looking For: Technical Experience: Proficiency in cloud computing (preferably AWS) and software development, with strong programming skills in modern object-oriented languages, especially Python. Experience in frontend development (React + Javascript/Typescript) is highly desirable. Stakeholder Management: Ability to engage and collaborate effectively with both technical and non More ❯

opportunity to dive deeper into your areas of interest. Qualifications Skills & Experience We're Looking For BASIC QUALIFICATIONS Strong academic background in a quantitative or technical discipline. Advanced object-oriented coding and software design skills. Knowledge of financial mathematics and a strong interest in financial markets. High standards for work quality, with a high level of rigor and More ❯

framework to find, prevent and fix any problems Department IT Support,Back Office Location United Kingdom Core Skills (Should Have) • A highly proficient software developer who can code in OO (JAVA, PHP, PostgreSQL, MySQL, HTML5, CSS3, Javascript) • Research and ensure third party applications are properly implemented and selected • Use Peer-programming and pull request mechanisms to ensure bank-level data More ❯

for A passion for software engineering and a track record of delivering solutions in an efficient and maintainable manner Exceptional programming skills and knowledge of building APIs using modern OO languages preferably Java, SOLID principles, SOA, HTTP and REST Demonstrable knowledge of creating architectural designs that meet the business need Proven experience in technical leadership, with a passion for mentoring More ❯

a rebellious lemon twist You have: ·A love of making the world a better place ·A desire to take joint ownership of a very important project ·Great knowledge of OO Javascript and NodeJS ·Experience using a variety of databases ·Experience of high volume call handling and the ability to scale globally ·Knowledge of networking protocols ·Experience with many AWS services More ❯