51 to 75 of 85 Design Patterns Jobs in London

Software Engineer

Hiring Organisation
OTA Recruitment
Location
London Area, United Kingdom
following up on benefits realization. What you will do Write clean, scalable code using .NET programming languages. Work on Greenfield Projects to help design and build a wide span of tooling to facilitate the Modelling of the business. Be a part … team responsible for collecting and processing data needed to empower the models. Drive the implementation of new technologies and establish design patterns to reduce technical debt and improve application performance and maintainability. Work closely with other areas of the Modelling & Data Engineering department to manage the tooling ...

Software Engineer

Hiring Organisation
OTA Recruitment
Location
City of London, London, United Kingdom
following up on benefits realization. What you will do Write clean, scalable code using .NET programming languages. Work on Greenfield Projects to help design and build a wide span of tooling to facilitate the Modelling of the business. Be a part … team responsible for collecting and processing data needed to empower the models. Drive the implementation of new technologies and establish design patterns to reduce technical debt and improve application performance and maintainability. Work closely with other areas of the Modelling & Data Engineering department to manage the tooling ...

Technical Lead

Hiring Organisation
Formula Recruitment
Location
London Area, United Kingdom
collaborate closely with both technical and non-technical stakeholders to deliver impact at scale. Responsibilities as a Tech Lead: Take ownership of system design, architecture, and implementation of key backend services Guide and mentor engineers across a cross-functional team Work closely with product managers and business stakeholders … commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software design patterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions ...

Technical Lead

Hiring Organisation
Formula Recruitment
Location
City of London, London, United Kingdom
collaborate closely with both technical and non-technical stakeholders to deliver impact at scale. Responsibilities as a Tech Lead: Take ownership of system design, architecture, and implementation of key backend services Guide and mentor engineers across a cross-functional team Work closely with product managers and business stakeholders … commercial objectives Experience in line management responsibilities while remaining deeply technical Desire for building API-first products Deep understanding of software design patterns, SOLID principles, and test-driven development Experience with Agile methodologies, including peer reviews & pair programming. Ability to translate business needs into scalable technical solutions ...

Senior Java Developer - Electronic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
global electronic trading business. This includes delivery of key functional changes, performance optimisation, and close collaboration with quants and traders. Key Responsibilities Design, develop, and enhance algorithmic trading engines and core frameworks Partner with the Quant Trading Group to capture and translate trading requirements Contribute to all stages … Core Java (collections, concurrency, NIO, memory management) Strong understanding of multithreaded systems and low-latency I/O Deep familiarity with design patterns (Observer, Factory, Singleton, etc.) Experience with TDD , GIT , Maven/Gradle , and continuous integration tools Confident communicator with experience in front-office trading environments ...

C# Developer - Risk IT

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £720 per day
What You Bring A strong academic background in Computer Science, Engineering, or a related field. Proven experience in SOLID Principles/Design patterns Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData ...

C# Developer - Risk IT

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £720 per day
What You Bring A strong academic background in Computer Science, Engineering, or a related field. Proven experience in SOLID Principles/Design patterns Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData ...

Junior C# Quantitative Developer - Up to £70,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
Greater London, England, United Kingdom
What We’re Looking For Strong programming skills in C#/.NET Solid grasp of computer science fundamentals (data structures, algorithms, design patterns) Analytical mindset with a genuine interest in finance and quantitative methods Bachelor’s or Master’s degree in Computer Science, Mathematics, Engineering, or related ...

Solution Architect

Hiring Organisation
McGregor Boyall Associates Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
support desired business outcomes - such as improved efficiency, customer experience, scalability, and innovation-while maintaining strong architectural integrity. The Solution Architect oversees the design of systems and applications across the enterprise and regularly reviews the application portfolio to maximise value, reduce complexity, and ensure agility. A complex business … pragmatic approach to architecture governance and best practice you'll contribute to the defining and enforcing architectural principles, technology standards, and design patterns that balance innovation with operational integrity. You'll lead architectural governance forums to review and approve solution designs and ensure architectural consistency across ...

Senior Software Engineer

Hiring Organisation
Tuza
Location
Greater London, England, United Kingdom
core banking platform, keeping it scalable, secure, and auditable by design. Spike proof-of-concepts to explore new technologies, design patterns, and product opportunities. Balance speed with longevity by knowing when to move fast and when to invest in scalable, maintainable and extensible foundations. ‍ We collaborate … deliver Work closely with product, design, and data teams to turn complex, regulated banking processes into elegant, automated workflows. Own features end-to-end, from concept to production, with a done-is-deployed attitude. ‍ We keep the bar high Drive technical excellence by setting the standard for speed ...

React Developer TypeScript - Hedge Fund

Hiring Organisation
Client Server
Location
London, England, United Kingdom
across all internal business systems. You'll collaborate with UX and Product teams, actively participating in all stages of a project, through product design, development, implementation, testing and maintenance. Location/WFH: You'll join colleagues in the impressive Central London office with flexibility to work from home … with other web technologies such as HTML, CSS, Web APIs You have a strong knowledge of Computer Science fundamentals including OOP, Design Patterns, Data Structures You have experience of working in large, fast paced organisations You are collaborative with great communication skills You are degree educated, having ...

iOS Developer

Hiring Organisation
YEO Messaging
Location
City of London, London, United Kingdom
Messaging, short for "Your Eye Only," was established by a team of experts in technology, security, and design to address trust issues in existing messaging platforms, particularly for business use. YEO provides secure solutions for business and personal users who value privacy, ensuring messages, files, and media … programming language and iOS frameworks Experience with UIKit, Core Data, and SwiftUI Knowledge of mobile app architecture, MVC/MVVM, and design patterns Familiarity with version control systems such as Git Understanding of API integration, JSON, and third-party libraries Experience writing unit and UI tests ...

iOS Developer

Hiring Organisation
YEO Messaging
Location
London Area, United Kingdom
Messaging, short for "Your Eye Only," was established by a team of experts in technology, security, and design to address trust issues in existing messaging platforms, particularly for business use. YEO provides secure solutions for business and personal users who value privacy, ensuring messages, files, and media … programming language and iOS frameworks Experience with UIKit, Core Data, and SwiftUI Knowledge of mobile app architecture, MVC/MVVM, and design patterns Familiarity with version control systems such as Git Understanding of API integration, JSON, and third-party libraries Experience writing unit and UI tests ...

Azure Platform Engineer

Hiring Organisation
Prism Digital
Location
London, UK
Employment Type
Full-time
ground running against a clearly defined backlog, strengthening the organisation's Azure security posture while ensuring production stability. You will implement private networking patterns, harden identity and access controls, and upgrade key Azure services to modern security standards. Expect a mix of hands-on engineering, collaborative problem-solving … Azure Private Endpoints and private networking architecture experience Terraform development: writing, testing, maintaining modules and IaC workflows Experience implementing Zero Trust design patterns in cloud environments Excellent communication skills and confidence collaborating with senior stakeholders What You'll Work With You'll be hands-on across modern ...

Urgent Contract! - C# Developer - Up to £750/day - London

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
with distributed and message-driven architectures , including ActiveMQ, plus full-stack exposure with Angular High engineering standards , applying SOLID principles, proven design patterns, CI/CD, and building maintainable, cloud-ready services (OpenShift desirable) Demonstrated ability to partner effectively with quantitative researchers, risk teams, and front-office ...

Urgent Contract! - C# Developer - Up to £750/day - London

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
with distributed and message-driven architectures , including ActiveMQ, plus full-stack exposure with Angular High engineering standards , applying SOLID principles, proven design patterns, CI/CD, and building maintainable, cloud-ready services (OpenShift desirable) Demonstrated ability to partner effectively with quantitative researchers, risk teams, and front-office ...

Mid to Senior Full-Stack Developer

Hiring Organisation
Intellek
Location
London, UK
Employment Type
Full-time
2+ years experience with React with Next.js · Back-End: 3+ years experience with .NET (C#), SQL Server, Stored Procedures · Experience with Coding Design Patterns. · Strong problem-solving skills and attention to detail. · Excellent English communication skills (written and verbal). · Ability to work independently and remotely within ...

NHS Band 7 Service Designer

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£240 - £250 per day
Designer to play a pivotal role in this formative stage. Key Responsibilities Management, Leadership & Training Act as an expert and advocate for service design best practice. Coach, mentor, and support teams; promote continuous learning. Facilitate collaboration, resolve team issues, and foster a positive working environment. Advise and coordinate … staff, delivering training where required. Planning & Design Lead complex service design activities, introducing and embedding new ways of working. Design services and components that meet organisational objectives and user needs. Prioritise user stories, assess design options, and manage associated risks. Apply Agile ...

Systems Architect, Datacentre Process Improvements (EMEA/JAPAC)

Hiring Organisation
Oracle
Location
London, UK
Employment Type
Full-time
automation initiatives at scale across EMEA and JAPAC datacentres, integrating consistent architectural standards, processes, and tools. Lead the standardization of design patterns for datacentre deployments across EMEA and JAPAC to simplify and automate hardware operations and site onboarding. Identify, diagnose, and resolve systemic process bottlenecks—from problem … recognition through analysis, solution design, and successful implementation. Champion quality-focused process improvements using recognized best practices (e.g., ISO 9001, Six Sigma, Lean). Participate in on-site reviews as required (typically monthly) to validate alignment between process documentation and actual site operations. Required Skills and Experience Extensive ...

Systems Architect, Datacentre Process Improvements (EMEA/JAPAC)

Hiring Organisation
Oracle
Location
South London, UK
Employment Type
Full-time
automation initiatives at scale across EMEA and JAPAC datacentres, integrating consistent architectural standards, processes, and tools. Lead the standardization of design patterns for datacentre deployments across EMEA and JAPAC to simplify and automate hardware operations and site onboarding. Identify, diagnose, and resolve systemic process bottlenecks—from problem … recognition through analysis, solution design, and successful implementation. Champion quality-focused process improvements using recognized best practices (e.g., ISO 9001, Six Sigma, Lean). Participate in on-site reviews as required (typically monthly) to validate alignment between process documentation and actual site operations. Required Skills and Experience Extensive ...

Solution Architect

Hiring Organisation
Henderson Scott
Location
North West London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
Pension, Support Leave Salary: £70,000 - £75,000 Per Annum. Overview A key role within the Technology function, responsible for shaping solution design for a major business programme. You'll ensure solutions align with architectural standards, support integration and reporting platforms, and work closely with engineering teams … technical standards. Support cloud and data governance; define best practice for integration and reporting. Maintain and enforce standards for API design, integration patterns, data schemas (including Medallion architecture), and security (RBAC, data classification). Oversee adherence to the Microsoft Common Data Model and ensure consistent integration catalogue ...