1 to 25 of 35 Permanent OOP Jobs in London

Developer

Hiring Organisation
Vallum Associates
Location
London Area, United Kingdom
Python/Notebook programming PySpark programming Spark Streaming/batch processing Delta table Optimization Fabric spark jobs Java programming language, OOP knowledge Database knowledge, including Relational Database and Non-SQL database. Experience of using the tools: Gitlab, Python unit test, CICD pipeline. Good skill of troubleshooting Familiar ...

Full Stack Laravel Developer (TALL Stack)

Hiring Organisation
Christy Media Solutions
Location
London, UK
Employment Type
Full-time
Eloquent models, and RESTful APIs. Experience integrating third-party APIs and webhooks. Familiarity with Git and collaborative code management. Strong understanding of object-oriented programming principles. Ability to thrive in a fast-paced environment and continuously learn new technologies. Nice to Have Experience with Alpine.js, Livewire ...

Senior Market Data Platform Engineer (Python) | Dynamic Asset Management Leader

Hiring Organisation
Techfellow Limited
Location
London, UK
Employment Type
Full-time
build, and refine high-throughput pipelines capable of processing large volumes of real-time and historical market data Develop resilient, well-structured Python/OOP solutions underpinning tick-data ingestion, normalisation, storage, and replay Design and evolve data-lake patterns using Parquet and related columnar formats; introduce Iceberg-style table ...

Front Office C# Developer – Hedge Fund | London

Hiring Organisation
Undisclosed
Location
London Area, United Kingdom
teams. C# and .Net experience and knowledge are essential for this role, but the fund will consider exceptional candidates who work with other likeminded OOP languages (C++, Java, Go). When it comes to financial markets experience, there is a particular interest in Fixed Income and Rates, but these ...

Backend Software Engineer C# .Net SQL - Hedge Fund

Hiring Organisation
Client Server
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
C# going forward) You have a strong knowledge of SQL databases You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms You're entrepreneurial with good business acumen, keen to take ownership and lead projects You're collaborative, enjoy problem solving and sharing ...

Rust Developer | Crypto/Blockchain Trading Technology

Hiring Organisation
Selby Jennings
Location
London, UK
Employment Type
Full-time
latency C++, looking for Rust exposure) Experience with latency-sensitive system development, multi-threaded coding, and scalable distributed systems) Familiarity with concurrency, OOP, database systems, and basic SQL Knowledge of Linux/Unix, AWS, Git, Docker, EVM, and blockchain fundamentals Apply ...

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

Hiring Organisation
Undisclosed
Location
London Area, 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 ...

.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
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
Greater London, England, United Kingdom
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 ...

Simulation Software Engineer

Hiring Organisation
Holt Executive Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
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 ...

Graduate Software Engineer

Hiring Organisation
Highbury Consulting
Location
London, UK
Employment Type
Full-time
requirements and will not look outside of this. They are; Have studied Computer Science or Maths at a Top University Have strong OOP – language is not important; Python, Java, C C#. Strong problem-solving capability Some SQL experience Have had internship or placement experience (non-negotiable) Salary range ...

Sr. SW Developer/ Algorithm

Hiring Organisation
Expert Executive Recruiters (EER Global)
Location
London Area, United Kingdom
systems. Conduct research to enhance optimisation frameworks and algorithm performance. Required Experience Strong foundation in mathematics, optimisation, or operations research. Demonstrated Python engineering skills (OOP, algorithms, data structures). Ability to transform theoretical models into practical solutions. Strong communication and teamwork skills. Preferred Experience MSc/PhD in a quantitative ...

Senior Software Engineer - C++, Python - Financial/Banking

Hiring Organisation
N.P.A
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 - 120,000 Annual
Senior 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 ...

Senior Software Engineer - C++, Python - Financial / Banking

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £120,000 per annum
Senior 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 ...

Python Developer (Timeseries/Data package)

Hiring Organisation
iXceed Solutions
Location
City of London, London, United Kingdom
verbal communication skills Experience: Hands on programming experience with: i. Proficient Python Programming ii. Key skills: Functions, classes, and object-oriented programming, List comprehensions, generators, Error handling, iii. Working with virtual environments and package management (pip, venv) Data Manipulation & Analysis (Pandas & NumPy) i. Key libraries ...

Data Scientist

Hiring Organisation
Paritas Recruitment
Location
London Area, United Kingdom
Trading space who are on the look for multiple Data Scientists to join their team. Development experience in one or more object-oriented programming languages (e.g. Python, Java). Thorough understanding of underlying mathematical foundations of statistics and machine learning. Can build scalable, re-usable, impactful data ...

Senior Java Software Engineer

Hiring Organisation
Signify Technology
Location
City of London, London, United Kingdom
modern cloud-native technologies, this is the role for you. What You’ll Be Doing Designing, developing, and maintaining scalable Java applications using strong OOP principles. Playing an active role in requirements gathering and design workshops , contributing ideas and identifying gaps. Mentoring and pairing with junior developers to support team ...

Data Scientist

Hiring Organisation
Paritas Recruitment
Location
City of London, London, United Kingdom
skills Experience working in complex, enterprise-scale environments Strong written and verbal communication skills Ability to perform under technical interviews including live coding, OOP design, and SQL Contact Email: Harry@paritasrecruitment.com Mobile (WhatsApp message):+44 ...

Lead Data Scientist - Energy

Hiring Organisation
Paritas Recruitment
Location
London, UK
Employment Type
Full-time
enterprise scale, ideally in trading or similarly data-intensive domains Strong written and verbal communication skills Comfortable with technical interview formats, including live coding, OOP design, and SQL challenges This role requires urgent attention as my client ideally needs people to start in January. Successful applicants will progress to interview ...

Principal Software Engineer

Hiring Organisation
Burns Sheehan
Location
London, UK
Employment Type
Full-time
together e.g. payments architecture and authorisation workflows, interest calculations, rewards etc.. Requirements Experienced hands on software engineer proficient in an object-oriented programming language, ideally something like Python or Java. Experience with knowledge in areas (but not all) of payment infrastructure, financial ledgers, DLT, Credit Cards, Ability ...

Software Engineer C# .Net - Sports Trading

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical ...

Senior Backend Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
£95,000
microservices, APIs, and cloud-based infrastructure. Experience with SQL and NoSQL databases, Git, and CI/CD workflows. Solid engineering fundamentals - data structures, OOP, debugging, and testing. Collaborative, curious, and eager to experiment with AI tools to improve productivity. If this position sounds of interest, please apply and a member ...

Software Engineer in Test

Hiring Organisation
Plan A Digital
Location
City of London, London, United Kingdom
robustness Pair with developers to enhance testing infrastructure for continuous delivery Proactively identify areas for improvement in software quality Essential Experience: Strong Object-Oriented Programming in Java (ideally Core Java) Proven background as an SDET Component testing, end-to-end testing & failure scenario testing Exploratory testing Desirable ...

Senior Front Office Software Engineer - Python

Hiring Organisation
Orbis Group
Location
London, UK
Employment Type
Full-time
teams To be a successful applicant, you will need: Exceptional programming capability in Python (including pandas) with a deep understanding of Object Oriented Programming and Computer Science fundamentals Previous experience working in a top-tier engineering environment - big tech, high-frequency trading, hedge funds or similarly ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
pipelines to real-time detection and automation. Every line of code you write will have real impact. 💡 They’re after someone who: Has solid OOP experience (Python, Java, Go, or Rust — core stack: C# , and they’ll help you get up to speed) Loves simplifying complex systems into clean, scalable ...