126 to 150 of 152 Design Patterns Jobs in London

Security Cleared Node Developer

Hiring Organisation
Solirius Reply
Location
London Area, United Kingdom
will be a fundamental part of the team and will be an expert in your field/specialism. Key Responsibilities: Back-End Development: Design, develop, and maintain server-side applications and APIs using Node.js, ensuring performance, scalability, and security. API Integration: Work with RESTful APIs and third-party … architectures (e.g., MongoDB, PostgreSQL, MySQL) for robust data storage solutions. Code Optimization: Write clean, modular, and reusable code, adhering to best practices and design patterns. Testing and Debugging: Conduct unit and integration testing, debug issues, and ensure high-quality, reliable, and maintainable code. Collaboration: Collaborate with front ...

Senior iOS Security Engineer (ProdSec)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Science and Engineering teams to ensure security is embedded throughout the product lifecycle. How you can make an impact Mobile Security Architecture & Hardening Design and implement security controls for iOS applications and SDKs. Develop protections against reverse engineering, runtime manipulation, code injection, dynamic instrumentation, and application tampering. Implement … architectural changes. Build security tooling, frameworks, and libraries that improve the security posture of iOS products. Contribute to security standards, design patterns, and technical guidance for mobile development teams. Participate in strategic security initiatives and long‐term product security planning. What we would like to see from ...

Lead BI Analyst - Tableau

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
migration programme. Key responsibilities include: Leading end-to-end Tableau development across Desktop, Prep, and Cloud Defining and enforcing best practice for dashboard design, data modelling, and performance optimisation Owning BI governance frameworks, including data quality and reporting standards Supporting and enabling business users to develop self-service … data engineering teams on architecture and platform decisions Driving improvements to an existing Tableau estate, reducing technical debt and introducing scalable design patterns Supporting a major data warehouse migration into a cloud platform Your Skills & Experience Strong end-to-end Tableau experience, including dashboard and data source ...

Senior DevSecOps Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
environments. Security Culture & Enablement - Cultivate a security-first culture across product, technology, and business teams by providing developer-friendly tooling, training, and reusable secure patterns that accelerate rather than hinder delivery. Risk & Issue Management - Act with urgency to manage emerging security issues, monitor risk indicators, and recommend resolutions. Serve … secure pipeline architecture using Policy-as-Code and automated gates. Hands‐on security expertise in AWS and GCP. Practical experience creating reference architectures and patterns for engineering teams. Proven ability to design and deploy automated preventive and detective guardrails at scale. Expertise in leveraging IaC scanning ...

Senior ML Engineer — Remote/Hybrid with Impact at Scale

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with a large engineering team, advancing cloud-native ML tooling, and mentoring others while keeping a strong focus on code quality, design patterns, and robust delivery. #J-18808-Ljbffr ...

Junior C# Quant Developer - Hybrid London (Mentorship & Impact)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Technical Skills: Strong programming skills in C#/.NET with a solid grasp of computer science fundamentals (data structures, algorithms, and design patterns). • Education: Bachelor’s or Master’s degree in Computer Science, Mathematics, Engineering, or a related quantitative field. • Mindset: An analytical mindset with ...

Full Stack Developer - Investment Banking - Perm - London

Hiring Organisation
Oliver James
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
capability, building scalable solutions, and defining engineering best practices. You'll work closely with data engineers, analytics teams, architects, and business stakeholders to design and develop enterprise-grade applications that enable users to interact with data in new and innovative ways. This is an opportunity to influence technical … direction, establish standards, and help build a modern application development capability from the ground up. Key Responsibilities Design, develop and maintain modern front-end applications built on the Databricks platform. Build full stack solutions that integrate seamlessly with enterprise data platforms and APIs. Develop intuitive, responsive user interfaces ...

Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
multithreaded systems, working knowledge of the Java garbage collector, familiar with low latency I/O. Understanding of and experience with design patterns (Observer, Factory, Singleton etc.) Development practices - Must be able to use test driven development and be familiar with UML and OO design. Understanding … benchmark algo and/or smart routing strategies (VWAP, TWAP, Arrival Price etc.) Demonstrable experience of Front Office system design and architecture (algo trading plant and topology) Business Knowledge - Understanding of equities and/or derivatives markets. Knowledge of FIX (heartbeating, login, sequence numbers, message types etc.) Initial ...

Performance Architect– Platform Architecture

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
exploration of Apple's next-generation GPU architectures and micro-architectures. It's a highly visible role at the heart of the chip design effort, working across every discipline involved, with a direct hand in getting high-performance products into the hands of millions of customers. This …/or power simulation environments Skilled at analyzing and characterizing complex workloads Preferred Qualifications Familiar with common data structures, algorithms, and design patterns Working knowledge of C++ and Python Comfortable working in uncertain environments and through ambiguity Strong communicator who can influence decisions and negotiate trade-offs ...

Senior C++ / Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
where everyone can grow, develop and fulfil your potential with meaningful careers.**ROLE SUMMARY:**This is an individual contributor role responsible for the design, development, and delivery of high‐quality software solutions using C++ and Java within a defined product, platform, or client solution area. The role emphasizes … outcomes. While not an architect or people manager, the role requires strong technical judgment, mentoring of junior engineers, and meaningful contribution to solution design and delivery excellence.**WHAT YOU'LL BE DOING:*** Design, develop, and maintain C++ and Java applications and services, delivering robust, performant ...

Senior Palantir Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
strong development leadership and take responsibility for significant technical components of data systems. You will work within a multi-skilled agile team to design and develop large scale data processing software to meet user needs in demanding production environments. YOUR RESPONSIBILITIES WILL INCLUDE: Working to develop data processing … software primarily for deployment in Big Data technologies. The role encompasses the full software lifecycle including design, code, test and defect resolution. Working with Architects and Lead Engineers to ensure the software supports non-functional needs. Collaborating with colleagues to resolve implementation challenges and ensure code quality ...

Lead Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
ideal candidate brings a strong ownership mindset, enjoys solving complex business problems, and thrives in a collaborative Agile environment. Your Primary Responsibilities Design, develop, test, and deploy Appian applications, including process models, records, interfaces, reports, business rules, and integrations. Develop and support integrations with enterprise systems using REST … product owners, architects, and development teams to deliver innovative business solutions. Drive application quality through code reviews, adherence to best practices, and reusable design patterns. Support CI/CD processes, production deployments, troubleshooting, and operational excellence. Contribute to solution design discussions and continuously improve application performance ...

Senior ETRM Application Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
partner closely with Trading, Risk, Operations, and Technology teams to deliver scalable solutions with strong data quality, resiliency, observability, and control. Responsibilities Design, develop, and support applications and services across the end-to-end commodities trade lifecycle. Build and enhance integrations between ETRM platforms and systems utilizing Java … analysis, and implementation of permanent fixes. Improve operational resiliency through monitoring, alerting, automated controls, reconciliation routines, and reprocessing capabilities. Contribute to architecture and design decisions with a focus on performance, maintainability, testability, and security. Participate in code reviews and mentor engineers by promoting strong engineering standards and reusable ...

Senior Software Engineer London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
build and develop tools and systems to support our quantitative research. Developing and deploying API services. Designing and developing web scraping infrastructure. Code design and review feedback for economists and junior developers. Coach quantitative economists and junior developers, collecting user feedback, and suggesting features/updates. Contribute … Docker. Exposure to complex financial data. Extraction of data from semi‐structured sources such as PDFs. Knowledge of web‐scraping frameworks and design patterns. What We Offer You will get to work in a highly innovative environment where training and development ...

Software Engineer- III- iOS- JPM Personal Investing- Mid Level

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
problem-solving skills Experience writing unit tests using XCTest framework Experience with the MVVM + Coordinator design pattern and other relevant architecture patterns like SOLID Experience with best practices in mobile design (human interface guidelines, threading, etc) Good knowledge of core iOS libraries and frameworks … ideas Preferred qualifications, capabilities and skills – nice to haves Experience writing UI tests using XCUITest or other framework Experience building or working with Design Systems (UI Development, White-labelling) Experience with modularisation and dependency injection Appreciation for Accessibility and understanding of how to meet Accessibility requirements Understanding ...

Senior Software Engineer I - KYC Experience

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87500 to 111000 GBP Annually
analytics, compliance and operations, with full autonomy to shape the direction of the Wise Platform KYC experience. What will you be working on? Design and build public-facing APIs for Wise Platform and our partners that are intuitive, consistent, and easy to use. We want … prioritise work with the customers in mind and make data-driven decisions to fix partner problems. Experience with common design and architectural patterns coupled with a passion for writing clean code that is performant and well tested. Great communication skills and the ability to articulate complex, technical ...

Principal Architect - Gen AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
within the current platform to adapt and exploit at scale the adoption of AI based technologies guaranteeing cost efficiency, reliability, performance and security Design and maintain an AI extension to the platform as an integrated technology stack, independent of any specific vendors but capable of integrating with major … roadmap and identify AI driven efficiency, innovation or automation opportunities maintaining alignment with business goals, regulatory or compliance requirements and ethical principles. Solution Design: Partner with product and engineering teams to translate business requirements into scalable AI solutions. Lead the evaluation, selection, and integration of AI platforms ...

Senior Software Engineer

Hiring Organisation
Holt Executive
Location
London, United Kingdom
Employment Type
Permanent
enjoys solving complex technical challenges and delivering reliable, scalable solutions. Key Responsibilities Develop, enhance, and support software applications used within operational environments. Design and implement new features based on user and business requirements. Work closely with engineering teams to understand system architectures and ensure effective monitoring and data … collection capabilities. Analyse system performance, troubleshoot issues, and support operational teams with fault diagnosis. Participate in software design, code reviews, testing, and documentation activities. Collaborate with internal stakeholders, product teams, and third-party suppliers to deliver effective solutions. Support the ongoing maintenance and improvement of operational systems. Identify ...

Domain Architect (Engineering)

Hiring Organisation
Reward Gateway
Location
London, United Kingdom
with CRM tools (Braze, Heap.io, LaunchDarkly) and broader ecosystem Support convergence initiatives with platforms like Smarter and Explorer Technical Leadership Championing technology standards and patterns across engineering teams Contributing to enterprise roadmaps and technology strategy Guide engineering teams on architectural best practices Participate in code reviews and mentor developers … creation and maintenance of architectural decision records. Participate in architecture review processes and approval workflows Ensure compliance with enterprise architecture standards and patterns, identifying and controlling divergences from established patterns Escalate architectural decisions that require broader organisational input Skills and experience required: A proven track record and senior ...

Salesforce Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
will be unable to work at home 100% of the time.Your Role:Seeking a highly skilled and experienced Salesforce Designer to lead the design and implementation of complex Salesforce solutions As a Salesforce Architect you will play a pivotal role in shaping our Salesforce platform strategy ensuring … customizationsDesign and implement scalable robust and secure Salesforce solutions across various clouds Sales Cloud Service Cloud Marketing Cloud Experience Cloud etcCreate detailed technical design documents architectural diagrams and data flow diagramsConduct architectural reviews and ensure adherence to best practicesMaintain deep expertise in the Salesforce platform and stay UpToDate ...

JAVA DEVELOPER - LONDON - CONTRACT OUTSIDE IR35 - FINTECH

Hiring Organisation
Adaptive Financial Consulting Ltd
Location
Greater London, United Kingdom
Employment Type
Full Time
financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world’s leading investment banks, investment … looking for a Java Developer to provide services on an exciting project! The service provision will require: Solid JVM skills with strong design patterns. Ability to solve complex technical challenges, especially in cloud-based environments and by using event driven architecture patterns. Experience of the Fintech industry ...

Software Engineer (Kotlin / React)

Hiring Organisation
Deutsche Bank
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
business-critical platform that supports Sales teams with richer client insights and a more integrated client management experience. What you'll do: Design, develop, and maintain scalable, robust, and well-tested applications. Build and enhance full-stack solutions using modern front-end and JVM-based technologies. Collaborate closely … . Hands-on experience with TypeScript and React would be beneficial. Strong understanding of software engineering principles, including OOP, functional programming concepts, and design patterns. Proven experience working within Extreme Programming (XP) environments, including TDD, Pair Programming, Continuous Refactoring, and Trunk-Based Development. Proven experience building scalable, maintainable ...

Director, ProdSecOps

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
team objectives aligned to functional and company-level OKRs. Own delivery against them. Product Security Drive shift-left security - embed threat modelling, secure design review, and SDL practices into the development lifecycle. Own the security architecture direction, including zero trust principles and secure design patterns. ...

Domain Enterprise Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
year architectural roadmaps aligned to business priorities and investment decisions. Steering Major Programmes – Provide architectural oversight across procurement, governance forums and design decisions, ensuring complex programmes land effectively. Optimising the Landscape – Drive lifecycle management, simplification, rationalisation and tech‐debt reduction across applications, platforms and integrations. Operating Across … volume. Confident stakeholder influence and the ability to align diverse groups. Technical breadth across integration, lifecycle management, resilience, data/AI and modern design patterns. Experience in regulated or multi‐stakeholder environments (finance/insurance a plus but not essential). Ability to translate architecture into practical, value ...

Microsoft 365 Solution Architect (EDRMS)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scalable information management across Microsoft 365. The Role As the Microsoft 365 Solution Architect, you will own the end‐to‐end architectural design of a Microsoft 365‐based EDRMS, ensuring the platform delivers robust document and records management while meeting governance, compliance and operational requirements. You will provide … This role requires someone who can bridge technical architecture with information governance, translating complex business and regulatory requirements into practical, scalable Microsoft 365 design patterns. Lead the architecture and solution design for a Microsoft 365 Enterprise Document and Records Management System (EDRMS). Design ...