26 to 50 of 163 API Design Jobs in London

across the firm to ensure our data products deliver value to our customers and they can be readily maintained and enhanced. This encompasses the design and architecture of logical and physical data models and schemas, data transport mechanisms, metadata management, lineage management, API schema design and enabling … financial information to be accessible to AI agents. What You Will Do Design, develop and maintain the technology-agnostic, business-aligned canonical/conceptual data models for Financial Information, defining class definitions, standards and association semantics. Provide data architecture expertise to all delivery teams to ensure we build data ...

major advantage. Key Responsibilities Technical Leadership Own the technical roadmap, guide architectural decisions, and ensure engineering excellence across backend services. Python Engineering Design and build robust, secure, and scalable microservices using Python (FastAPI, Django, Flask). System Architecture Lead the design of distributed systems, event-driven architectures … data intelligence. DevOps & Cloud Collaborate on CI/CD pipelines, containerisation (Docker, Kubernetes), and cloud deployments (AWS/GCP/Azure). Data & API Strategy Oversee API design, data modelling, and integration with internal and external financial systems. Security & Compliance Ensure systems meet regulatory, security, and audit ...

used by over 90% of the Fortune 100, and its proprietary generative AI technology is built in-house. Задачи: Build, scale and evolve the design system, including the component library, design tokens and documentation Extend the design system for AI-assisted development using Storybook and machine-readable … interfaces such as MCP Design component APIs that resist misuse by AI and human developers Write high-quality, performant frontend code with React and TypeScript Partner with design, product and engineering to define components and deliver production-ready solutions Make components accessible by default according to WCAG 2.2 ...

Solirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery. We work closely with our clients to deliver secure, accessible, user-focused services that evolve with their needs. By combining deep technical … expertise with people-centred design, we create solutions that deliver meaningful, lasting impact. Our consultants partner directly with client teams, embedding into organisations to understand their goals, challenges, and users. This collaborative approach enables us to deliver tailored solutions that drive measurable outcomes across public and private sectors. Past ...

Defence delivery team. This is a versatile, high-impact role designed for funded client delivery: you will build mission-critical web applications and API backends for central MoD programmes, while contributing to low-level system integrations (Kotlin, Android ART, IPC/AIDL) on tactical edge and Situational Awareness … platforms. You will sit at the intersection of modern enterprise software engineering and tactical edge integration, ensuring all code meets MoD Secure by Design (SbD) principles and Def Stan 00-056 safety boundaries. Requirements Full-Stack Application Development: Design and build resilient, secure web applications, microservices, and APIs ...

NVIDIA DGX SuperPODs to delivering real-time Language AI to over 300 million users and 200,000+ businesses globally. You will join the API Enterprise team. We sit at the intersection of DeepL's API platform and our Enterprise ecosystem. Whereas the Core team obsesses over the self … that enterprise IT and security teams depend on. We work hand-in-hand with a wide set of stakeholder teams to make DeepL's API the obvious and safe choice for global enterprises. We are shifting gears. We are moving from \"Software-First\" to \"Product-First\". ...

public sector clients, helping to deliver Solirius' services to the highest standard. The role will involve working with multiple business stakeholders, helping them to design business solutions which will then be implemented by the delivery teams. As a Solution Architect, you will be expected to operate with a high … role will require innovative thinking, applying best practices and emerging technologies to solve complex business problems in creative and pragmatic ways. Requirements Key Responsibilities: Design end-to-end solution architectures that meet business, technical, and security requirements. Translate business and technical requirements into scalable, secure, and cost-effective designs. ...

development of our next-generation platform channels. Partner on the delivery of new products while continuously maintaining and improving existing ones. Architecture & Design: Collaborate with team members and engineering leaders to design new services and components utilizing our internal Request for Comments (RFC) process. End-to-End Ownership … Micro Frontends (MFEs) is a major plus. DevOps & Cloud: Hands-on experience with Docker, Kubernetes, Terraform, and AWS. Foundations: 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 ...

startup with experience building SaaS products. You will also have a deep understanding of the key challenges engineers face and a firm grasp on design principles in prioritizing key features and capabilities. Your superpower is how to bridge the gap between technical specifics and business needs effortlessly and turn … engineering mastermind behind Heidi developing AI products which will change the face of healthcare Autonomously deliver beautiful & robust code with considerations on code structure design and scalability. Implement and optimize data storage solutions. Design, build, and maintain high-performance backend systems using Python. Architect and manage cloud infrastructure ...

maintain high standards of engineering quality.**How you will make an impact*** Build and maintain reliable JVM-based services using Kotlin or modern Java.* Design and develop well-structured APIs and integrations.* Build reusable services, APIs and components that enable other teams to deliver consistently and reduce duplication.* Contribute … API design standards, documentation and versioning across services.* Deliver complete end-to-end features by connecting backend services and data models with responsive web interfaces.* Use appropriate test-first and test-informed practices to create effective automated tests.* Experiment with AI-assisted engineering tools where they provide clear ...

maintain high standards of engineering quality. How you will make an impact Build and maintain reliable JVM-based services using Kotlin or modern Java. Design and develop well-structured APIs and integrations. Build reusable services, APIs and components that enable other teams to deliver consistently and reduce duplication. Contribute … API design standards, documentation and versioning across services. Deliver complete end-to-end features by connecting backend services and data models with responsive web interfaces. Use appropriate test-first and test-informed practices to create effective automated tests. Experiment with AI-assisted engineering tools where they provide clear ...

helping shape modern platforms that leverage Agentic AI, workflow orchestration, and intelligent automation to solve complex business challenges. What You'll Do Lead the design and delivery of scalable Java 17+/Spring Boot microservices Own architecture decisions, system design, and engineering standards Design resilient, high-performance … adoption of AI engineering tools including GitHub Copilot, Cursor, and Claude Code Deliver AI-powered features using LLMs, RAG, semantic search, and intelligent automation Design workflow orchestration solutions using Camunda or similar BPM platforms Lead the implementation of Agentic AI capabilities, autonomous workflows, and AI-driven decision making Drive ...

engineering role for a developer who is deeply enthusiastic about the intersection of decentralized technologies and institutional finance.The successful candidate will contribute to the design, development, and deployment of **Web3-native** components and integrations that power Citi's digital asset infrastructure — spanning tokenization, smart contracts, on-chain settlement … Web3 engineering** fundamentals, a curiosity for emerging blockchain ecosystems, and the ability to bridge decentralized technology patterns with enterprise-grade software standards.**Key Responsibilities*** **Design, develop, and deploy** Web3 components and integrations for Citi's Digital Asset Platform, including smart contracts, on-chain event listeners, wallet integrations, and blockchain ...

role for a developer who is deeply enthusiastic about the intersection of decentralized technologies and institutional finance. The successful candidate will contribute to the design, development, and deployment of Web3-native components and integrations that power Citi's digital asset infrastructure — spanning tokenization, smart contracts, on-chain settlement … Web3 engineering fundamentals, a curiosity for emerging blockchain ecosystems, and the ability to bridge decentralized technology patterns with enterprise-grade software standards. Key Responsibilities Design, develop, and deploy Web3 components and integrations for Citi's Digital Asset Platform, including smart contracts, on-chain event listeners, wallet integrations, and blockchain ...

delivery methodology to ensure timely and high-quality delivery of software applications. Technical Ownership: Take technical ownership of a product or software solution, covering design, estimation, shaping, and user story/requirement creation. Solution Documentation: Document solutions, including architecture, configuration, release, and support handover. Stakeholder Collaboration: Collaborate and liaise … practices and modern architectural patterns, including microservices and message-driven architectures. Non-Functional Requirements: Experience developing applications with non-functional requirements in mind. Application Design: Experience in application/digital services design. Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID ...

delivery methodology to ensure timely and high-quality delivery of software applications. Technical Ownership: Take technical ownership of a product or software solution, covering design, estimation, shaping, and user story/requirement creation. Solution Documentation: Document solutions, including architecture, configuration, release, and support handover. Stakeholder Collaboration: Collaborate and liaise … practices and modern architectural patterns, including microservices and message-driven architectures. Non-Functional Requirements: Experience developing applications with non-functional requirements in mind. Application Design: Experience in application/digital services design. Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID ...

background and has moved into Solution Architecture over the last few years. You will work at the intersection of business and technology, helping to design practical, scalable and secure solutions across a complex enterprise application landscape. This is a hands-on architecture role where you will work closely with … practical implementation. This role would particularly suit someone with approximately 2–3 years' experience in Solution Architecture, Technical Architecture or a senior technical design role , supported by a previous career in software engineering or development. Key Responsibilities Translate business requirements into clear and practical technical solution designs. Produce architecture ...

insurers alike. Ideal for a candidate who is driven to succeed, take ownership and pride in delivering exceptional levels of customer service. Key Accountabilities Design, develop, test, and maintain Python applications, scripts, and services Build and maintain APIs and integrations with third-party systems and internal platforms Write clean … technical solutions Participate in code reviews, sprint planning, and agile ceremonies Troubleshoot, debug, and resolve production issues in a timely manner Contribute to the design and optimisation of data pipelines and database interactions Support CI/CD pipeline development and deployment automation Write and maintain unit, integration, and regression ...

Ireland providing specialist services to a wide range of blue-chip clients. The role We are seeking technical polyglots who enjoy both technical architectural design, hands-on coding and peer reviews, though also like the idea of the equally important social/client-facing aspect of the role. … development architecture as well as supporting business analysts and product owners in planning and story-mapping for new development. You will act as technical design authority (TDA) for delivery of technical stories and produce technical documentation artefacts to support the delivery process. Main Responsibilities Duties will include: The design ...

world, and turnaround measured in days. That does not scale to where MoonPay Enterprise is going. KYB has to become a product: measurable, fast, API-first, defensible in front of regulators and banking partners. This is a principal seat. You set the multi-year direction for how businesses enter … order. Genuine product depth on MoonPay Enterprise is non-negotiable. Within weeks you talk fluently about KYB outcomes, UBO requirements, virtual account structures, and API behaviour. From being hands-on, not from documentation. Onboarding funnel & conversion The KYB funnel is yours: pass rate, time-to-verified against ...

applications while collaborating with architects, engineers and stakeholders to deliver innovative digital solutions. The Role As a Senior Software Engineer, you'll lead the design and development of modern cloud-native applications, working closely with clients to understand business requirements and translate them into robust technical solutions. … contribute to solution design, mentor other engineers, promote engineering best practices, and help shape scalable, resilient platforms built on Microsoft Azure. What You'll Be Doing Design, develop and deliver modern cloud-native applications. Build scalable, secure and resilient event-driven solutions. Develop production-quality software using .NET ...

deliver the roadmap for horizontal platform capabilities serving all private markets asset classes - including core data services, cross-fund analytics, workflow automation, and API infrastructure. Lead initiatives in AI/ML-enabled product features, including document extraction (e.g., fund documents, LP agreements, investment memos), NLP-powered search, and intelligent … reporting cycles. Demonstrated experience owning platform-level or infrastructure product workstreams with high technical complexity. Familiarity with data architecture concepts: data modeling, ETL pipelines, API design, and event-driven systems. Experience with agile development methodologies; strong proficiency with product management tools (Jira, Confluence, Productboard, or similar). Exceptional ...

multi‐stakeholder deals, and usage‐based commercial models rather than seat‐based subscriptions. This is a 0‐to‐1 build. If you have built API or data products before and want to do it again in a market where the opportunity is wide open, this is it. What … catalogue decisions: which datasets to expose, in what format, through which channels, and in what order, balancing client demand, data readiness, and commercial potential Design the developer experience end‐to‐end: API design, documentation, developer portal, sandbox/playground, error handling, rate limiting, and versioning Work with ...

public sector clients, helping to deliver Solirius services to the highest standard. The role will involve working with multiple business stakeholders, helping them to design business solutions which will then be implemented by the delivery teams. As a Junior Solution Architect, you will undertake structured analysis of technical issues … translating this analysis into designs that describe a solution. You will be consulted on design and can provide design patterns. You will identify the deeper issues that need fixing and look for opportunities to collaborate and reuse components, communicating with both technical and non-technical stakeholders. You will ...

efficiency and improve transparency within the firm and across our broad community of investors and portfolio companies.BXTI is nimble and entrepreneurial – our open, iterative design processes and rapid pace of development mean that everyone on the team has the opportunity to make an impact from day one. … proficiency in C#, JavaScript (React and/or Angular), Typescript, databases (relational and/or NoSQL), and cloud technologies, preferably AWS.* Experience with RESTful API design, development, and scalable microservice architectures* Ability to develop scalable, secure, and maintainable code, with a strong background in object-oriented programming* Excellent ...