1 to 25 of 264 OO Jobs in London

Software Engineer /Tech Lead – Web Platforms - Technology Consulting

Hiring Organisation
Business Integration Partners
Location
London, United Kingdom
Salary
£ 80 K
engineering using technologies such as JavaScript, TypeScript, React or Angular.Experience designing and integrating RESTful APIs and distributed systems.Strong knowledge of software architecture principles, object-oriented design, design patterns and microservices.Experience working with relational databases such as PostgreSQL, Oracle, SQL Server or MySQL.Experience delivering applications on at least ...

Technical Lead

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
Containerisation solutions, e.g., K8, Docker, Kaniko, etc.Proficiency in at least one of the standard programming languages – Java/JavaScript, C#, Python, or similar Object-oriented programmingProficiency in at least one of the standard scripting languages – Terraform, Bash, Ansible, etc.Good understanding of Software engineering concepts, e.g., coding techniques ...

Senior Full-Stack Cloud Native Developer (OTC Team), Charles River Development, Assistant Vice President

Hiring Organisation
State Street Bank
Location
London, United Kingdom
Salary
£ 80 K
within financial services.4–7 years developing solutions in Portfolio Management, Trading, Compliance, Post‐Trade, IBOR, or Wealth Management is strongly desired.Strong knowledge of objectoriented programming, relational databases, scripting languages, and modern software engineering paradigms.Ability to contribute to complex design specifications with minimal oversight.Demonstrated ability to work independently ...

Senior Software Engineer - Tax Technology

Hiring Organisation
KPMG
Location
London, United Kingdom
Salary
£ 80 K
over time. You will have ... Deep Technical Expertise: Hands on experience designing, specifying and developing software. Programming Skills: Have heavily used modern object-oriented languages such as C# or Java. Enterprise Expertise: Know how to build REST APIs and have experience of messaging. Data Modelling: Have worked ...

Lead Software Engineer, C#/WPF & Java SS, Equities Derivatives Front Office Flow Technology

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
knowledge with other members of the team.Required qualifications, capabilities, and skillsFormal training or certification on software engineering concepts and advanced applied experience in JavaStrong OO design skills with good knowledge of object modelling and design patterns.Experience with development, deployment and maintenance of commercial service oriented application(s)Disciplined ...

Java Developer

Hiring Organisation
Matchtech Mobility
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £640 per day
Essential Skills & Experience Proven experience as a Java Developer, Backend Developer, or Full Stack Developer. Strong hands-on development experience with Java and object-oriented programming principles. Experience building applications using: Spring Boot Spring MVC RESTful APIs Microservices Strong understanding of relational databases and SQL. Experience working with ...

Senior Software Developer II - Full-Stack

Hiring Organisation
RELX Group
Location
London, United Kingdom
Salary
£ 80 K
application performance and 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, J2EE and Web Services.Strong understanding of REST APIs, Spring Boot, Micro Services ...

QE AI Engineer (Python)

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
C#Experience with web, API, and non-functional testing approachesExperience using CI/CD pipelines to integrate and run automated testsGood understanding of object-oriented programming principles and modern engineering practicesExperience working with Git-based source control and collaborative development workflowsStrong problem-solving and analytical skillsGood written and verbal ...

Senior C# Developer- - SC Cleared

Hiring Organisation
Triad
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000/annum
C# Developer or similar software development role. Proficiency in the C# programming language and the .NET Framework, including .NET Core Strong understanding of object-oriented programming principles. Experience with software development methodologies such as Agile or Scrum. Familiarity with relational databases (e.g., SQL Server, MySQL, PostgreSQL ...

Lead Software Engineer- Tax & Legal Technology -108720

Hiring Organisation
KPMG UK
Location
City of London, Greater London, UK
solve document management, workflow automation, and knowledge management challenges. Proven Track Record: Experience leading and mentoring others Programming Skills: Have heavily used modern object-oriented languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge ...

Lead Software Engineer- Tax & Legal Technology –108720

Hiring Organisation
KPMG UK
Location
City of London, London, United Kingdom
solve document management, workflow automation, and knowledge management challenges. Proven Track Record: Experience leading and mentoring others Programming Skills: Have heavily used modern object-oriented languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge ...

BXTI - Liquid Credit, Full Stack Software Engineer, Associate

Hiring Organisation
Blackstone Group
Location
London, United Kingdom
Salary
£ 80 K
preferably AWS.Experience with RESTful API design, development, and scalable microservice architecturesAbility to develop scalable, secure, and maintainable code, with a strong background in object-oriented programmingExcellent problem-solving skills and strong communication skillsSelf-starter with an entrepreneurial attitude, willing to teach and mentor others, and desire to work ...

Senior Applied Data Scientist

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
deploying AI models and solutions to production.Strong statistical analysis skills, with a foundation in probability, to support robust model development and interpretation.Proficiency in Object-Oriented programming in Python with expertise in key data science and machine learning libraries (e.g. TensorFlow, PyTorch and Scikit-Learn).Expertise in cloud technologies ...

Senior Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
practices Essential Skills & Experience 5+ years' professional software development experience Strong commercial experience developing applications using C# and modern .NET Excellent understanding of object-oriented programming, software design principles and architecture Proven experience designing and developing production-grade, scalable software systems Strong experience working with SQL Server, Oracle ...

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£499 - £500/day
pipelines. What You Bring (Essential Skills) Core Experience: Proven track record as a Java Developer, Backend Engineer, or Full Stack Developer with strong Object-Oriented Programming (OOP) skills. Frameworks & Architecture: Deep hands-on experience with Spring Boot, Spring MVC, RESTful APIs , and Microservices . Database Mastery: Solid understanding ...

Senior Software Engineer

Hiring Organisation
Genius Sports
Location
London, United Kingdom
Salary
£ 80 K
with the principles of continuous experimentation and validation. What skills do you have? You will have expert level knowledge of at least one object-oriented programming language (C#, Java, JS, Kotlin, Python, PHP, Golang, C++) Flexibility to work on all areas of the service stack, front-end, back ...

Staff Software Engineer

Hiring Organisation
BP
Location
London, United Kingdom
Salary
£ 80 K
architecture and designPostgreSQL — query optimisation, indexing, schema design, and stored proceduresRelational data modelling and database designUnit testing, integration testing, and TDD (JUnit, Mockito)Object-oriented design and SOLID principlesCloud & InfrastructureAWS cloud services — EC2, ECS/EKS, RDS, S3, Lambda, IAMKubernetes and container orchestration (Docker, Helm)CI/ ...

Senior Software Engineer - Regulatory News

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
English language – written and verbalDetailed knowledge of and experience with software development principlesExtensive experience delivering enterprise level software using Java.Extensive experience and understanding of OO, MVC, REST, Web API and Unit testing frameworks.Good knowledge of relational and/or nosql databases (PostgreSQL & DynamoDB experience is advantageous)Expert practitioner of test ...

Senior Software Full Stack Developer - FTC [UK]

Hiring Organisation
Spyrosoft Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£70,000
Lambda, SQS/SNS and EventBridge, would be a strong advantage. Key Skills and Responsibilities Essential Skills: You will have: Expertise in object-oriented programming languages (Java, C#) Expertise in scripting languages: Bash, Python or Ruby Test-driven development practices (TDD, BDD, etc.) Excellent communicator and ability ...

AI Strategist, Generative AI Innovation Center

Hiring Organisation
AmazonWebServices
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
Messaging: Apache Kafka, Apache Flink. APIs & Protocols: RESTful web services, gRPC, JSON, Protocol Buffers. Core Computer Science: Strong mastery of data structures, algorithms, object-oriented design, and design patterns. DevOps & Tooling: CI/CD pipelines (Jenkins, GitLab, or GitHub Actions), Docker, Git. Domain Expertise: Prior experience in Investment ...

Senior AI/ML Engineer

Hiring Organisation
Argus Media group
Location
London, United Kingdom
Salary
£ 60 K
hands-on experience. An MSc or PhD is welcome but not essential.Essential Experience & SkillsExceptionally strong Python programming skills, with a deep grasp of object-oriented design, clean code, and core software engineering principles (e.g. SOLID, design patterns, modularity, testability).Strong backend/API engineering experience, ideally in Python ...

Senior Software Development Engineer in Test (SDET)

Hiring Organisation
Capco
Location
London, United Kingdom
Salary
£ 80 K
responsible use of approved AI tools and automation to improve collaboration and engineering outcomes.What We're Looking ForStrong knowledge of at least one object-oriented programming language, such as Java, Scala, or JavaScript.Experience designing and building test automation frameworks using tools such as Selenium, Cypress, Playwright, or equivalent ...

Principal Applied Data Scientist

Hiring Organisation
London Stock Exchange Group
Location
London, United Kingdom
Salary
£ 80 K
real-world problems, with a consistent track record of shipping models to production and supporting them post-deployment.Strong Python programming skills, including object-oriented design and proficiency with key ML libraries (e.g., PyTorch, TensorFlow, Scikit-Learn).Solid understanding of probability and statistical modeling to support robust model development ...

Senior Engineer - Payments

Hiring Organisation
ebury
Location
London, United Kingdom
Salary
£ 80 K
Strong understanding of system architecture, API design, scalable service integration, Linux systems, and Git version control.Core Soft Skills:Strong knowledge of basic algorithms, object-oriented/functional design principles, and best-practice patterns.Excellent communication and collaboration skills in English for seamless international teamwork.A relevant educational background (Bachelor ...