151 to 173 of 173 API Design Jobs in the UK excluding London

programme is driving exciting changes across the business, so they are looking to hire an Integration Developer to support their transition to be more scalable and data-driven. Responsibilities: Design and develop robust APIs to enable seamless data exchange and integration between systems. Create clear documentation and guidelines to support consistent and effective API usage. Collaborate with stakeholders … Support continuous improvement by resolving issues promptly, sharing best practices, and contributing to team learning and ad hoc tasks. Skills & Experience: Previous experience in integration development Strong skills in API design and development Hands-on experience with Microsoft Azure Ability to work independently and manage tasks proactively Excellent communication skills, both written and verbal Strong documentation abilities with More ❯

of prestigious industry awards, including: 2021, 2020, 2019, and 2018 Best Wealth Management Company - presented by Fintech Breakthrough Awards 2021 Most Innovative Companies - presented by Fast Company 2021 Best API & Best Trading Technology - presented by Global Fintech Awards ABOUT THIS ROLE Apex Fintech Solutions is recognized for disrupting the financial services industry, enabling Fintech standouts like Stash, Robinhood and … should thrive on creating innovative, high-performance, and high-volume solutions that support mission-critical operations across a diverse client base. This role offers the opportunity to spearhead the design and delivery of efficient, scalable, and cost-effective margin-focused products, empowering clients with specialized tools to maintain or gain a competitive advantage. We are seeking a candidate who … Develop and manage the feature team backlog while ensuring alignment with strategic objectives, navigating ambiguities and resolving internal and external team dependencies. Maintain a strong understanding of technical services, API design, database technologies, and operating concepts in fintech industry to ensure robust and scalable product solutions. Education and/or Experience Bachelor's degree in Computer Science, Engineering More ❯

focusing on SEPA , ISO 20022 , and UK/EU payment systems. As a key player in the architecture and transformation space, you will collaborate with cross-functional teams to design modern, scalable, and compliant payment solutions across the European landscape. Key Responsibilities Lead the solution design and architecture for payment systems across SEPA and UK schemes. Engage in … end-to-end business analysis – from requirement gathering to stakeholder management. Develop high-level and low-level design documents , functional specs, and architecture blueprints. Drive and support SEPA SCT and SEPA Instant Payment implementations . Ensure alignment with ISO 20022 standards and manage migration or enhancement initiatives. Work closely with internal teams, product owners, compliance, and third-party vendors. … Collaborate with technology teams on API designs, message schemas, and payment flows . Contribute to strategy discussions, payment innovation, and future-proofing initiatives. Key Requirements Proven experience as a Payment Solution Architect or Solutions Architect (with Business Analysis Expertise) in banking or financial institutions. Deep understanding of SEPA (Credit Transfer & Instant) – functional and technical. Strong knowledge of ISO More ❯

Required technical and professional expertise Deep Expertise: Specialist/Engineer in Identity and Access Management (IAM), serving as a Subject Matter Expert (SME) in IBM Security Verify Access. Solution Design and Implementation: Skilled in high-level and low-level design and implementation of complex consumer access management solutions. Technical Proficiency: Expertise in API Design, OAuth/ More ❯

and Data Science. Lead the AI Centre of Excellence, managing a growing team of AI engineers. Represent AI in senior product, engineering, and vendor forums. Generative AI Delivery Lead design, prototyping, and deployment of GenAI use cases (e.g. co-pilots, AI agents, RAG systems). Establish scalable LLMOps practices including model evaluation, governance, and lifecycle automation. Maintain awareness of … emerging models and integration strategies. Machine Learning Engineering: Support the ML Engineer in model development, deployment, and monitoring. Contribute to pipelines, experimentation design, and MLOps enablement. Provide code and architectural reviews, as well as technical mentoring. Data Science Enablement Act as Data Scientist to support analytics and decision-making needs. Develop experimentation frameworks, metric definitions, and statistical models. Help … stakeholder management and communication skills. Preferred Qualifications: Familiarity with AWS AI services (e.g. Bedrock, SageMaker, Lambda, Step Functions). Experience with low/no-code GenAI tools. Background in API design, platform development, or DevOps for AI systems. Exposure to ethical AI and data governance frameworks. This is a greenfield opportunity to build a technically excellent AI capability More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Architecture experience with information systems and order architecture. Data - Data Architecture, Data Warehousing & Lakes, ETL/ELT Pipelines, Customer Data Platforms (CDPs), Data Governance & Compliance, or, Analytics & BI. Integration - API Design & Management, Middleware & ESB, Event-Driven Architecture, BSS/OSS Integration, Partner Ecosystem Integration, CI/CD & DevOps. Digital - Customer Portals & Self-Service, UX/UI Collaboration, Personalization More ❯

Job Description: Proven track record of delivering integration designs across large, complex environments (10+ systems) Hands-on experience with Azure integration tools (Logic Apps, Service Bus, API Management, etc.) Ability to lead discussions with vendor teams and drive design conversations Strong leadership in data model discussions, bridging the gap between IT and the business Solid understanding or experience … in the Microservices and built/modify existing API design Familiarity with Oracle Fusion, Symphony, and Opera, especially around Hospitality/supply chain, is a nice to have More ❯

Experience in frontend engineering using React and TypeScript A strong understanding of web technologies, including HTML, CSS, and JavaScript Experience with WebGL or similar graphics libraries Proven experience with API design and collaboration with backend teams Salary range: $100,000 - $100,000 per year I am looking for a great fit who has 3 years of experience in More ❯

being a technical expert in your field and build new products and expend on existing products while working with the team to further improve our SDK document capture experience Design and deliver solutions that will scale with significant volumes, be highly available, performant and resilient. We’re on a rapid growth trajectory and have interesting problems to solve to … customers. Work closely with product designers, product managers, and other engineers to deliver great experiences to our customers and their users, leveraging your strong understanding of the iOS SDK, API design and mobile engineering good practice. Working within the team, prototype and iterate until the solutions are impactful and well-polished, supporting multiple devices and meeting our accessibility … retrospectives and feedback. Basic Qualifications: Proven iOS and Swift Experience: 3+ years of hands-on iOS Swift development experience UI/UX Best Practices: Good understanding of Apple’s design guidelines, mobile user experiences principles, and best practices for building intuitive and responsive interfaces. API Integration: Proven ability to design and integrate RESTful APIs, third-party libraries More ❯

development of a cross-asset front office analytics platform. Engage with sales users and senior stakeholders in sales and trading. Report progress and suggest strategic direction to senior management. Design system architecture and APIs. Develop backend and frontend components using Python and React. Ensure platform consistency with firmwide strategic initiatives through collaboration with technology teams. Stakeholder Management: Work closely … development role at a major investment bank. Essential Skills: Proven experience in designing, building, and supporting user-facing analytics in a front office sales environment. Expertise in system and API design. Excellent written and verbal communication skills. Proficiency in Python and familiarity with modern UI frameworks. Experience in liaising directly with front office users in sales or trading. Knowledge More ❯

fast enough Want their voice to shape product decisions, tech choices, and company culture Enjoy the freedom and challenge of working across the stack, from intuitive UX and robust API design to AI architectures and prompt engineering Believe AI is fundamentally reshaping the world - and want to be part of it Sound like your kind of adventure? Let More ❯

at least 6 months - see below JD: Job Description: Proven track record of deliveringintegrationdesigns across large, complex environments (10+ systems) Hands-on experience with Azureintegrationtools (Logic Apps, Service Bus, API Management, etc.) Ability to lead discussions with vendor teams and drive design conversations Strong leadership in data model discussions, bridging the gap between IT and the business Solid … understanding or experience in the Microservices and built/modify existing API design Familiarity with Oracle Fusion, Simphony, and Opera, especially around Hospitality/supply chain, is a nice to have Want to know more - please contact us for an immediate interview More ❯

Product Manager – Embedded Payments (API, H2H, SWIFT) Location: London/Hybrid Industry: Banking | Payments | Embedded Finance Employment Type: 12+ month Contract (Daily rate) Our client, driving innovation in embedded finance, is seeking a talented Product Manager to join their Payments team. This is a unique chance to own and shape payment products that power seamless, secure payment experiences via … risk, sales, and client teams to deliver scalable solutions that meet regulatory requirements and commercial goals. Key Responsibilities Lead the development and ongoing evolution of embedded payment products across API, H2H, and SWIFT channels Define and execute product strategy and roadmap focused on client outcomes and revenue growth Collaborate closely with engineering teams to build integration-friendly, scalable payment … solutions Partner with risk, compliance, and legal to embed regulatory controls into product design Own commercialisation efforts including pricing, P&L management, and go-to-market strategy Incorporate client feedback and market insights into product improvements Manage the full product lifecycle from launch through growth and optimization Support sales and client services with product expertise and enablement materials What More ❯

reconciliation, and dispute resolution. Scheme Integration: Interpret and implement changes from Visa and Mastercard operating regulations and technical bulletins. Ensure timely compliance and alignment to scheme mandates. Processing Infrastructure: Design and evolve our transaction processing stack, including primary and secondary message handling, stand-in processing, dual-message flows, and fallbacks. Partner Collaboration: Work closely with card processors, scheme representatives … and bureau partners to drive delivery, optimise latency, and improve approval ratios. API Design: Collaborate with engineering teams to build scalable and secure APIs for issuing, cardholder services, and back-office functions (e.g. reporting, limits, tokenisation). Operational Excellence: Define and monitor KPIs such as transaction success rate, chargeback ratios, scheme fee recovery, and system uptime. Compliance & Risk More ❯

Confluence, ensuring alignment across Product and Engineering. Act as a liaison between technical teams and non-technical stakeholders to ensure a shared understanding of implementation details and impact. Support API design and documentation efforts, ensuring internal and third-party APIs are clearly defined, versioned, and well-integrated. Contribute to platform consistency by identifying patterns, redundancies, or gaps in More ❯

levels within the manufacturing company. Desirable skills/knowledge/experience: Excellent understanding in integrating large datasets, e.g., ETL/ELT, data replication/CDC, message-oriented data movement, API design. Ability to build ground ready for AI & GEN AI at the organization level. Rewards & Benefits TCS is consistently voted a Top Employer in the UK and globally. Our More ❯