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52 Permanent API jobs in The City, City of London + 20 miles
181 exact matches jobs are outside your preferred location
We are seeking an Agentic AI Engineer to join our growing AI & Data Science team. This role focuses on building, deploying, and scaling agentic AI systems autonomous, goal-driven AI agents that augment decision-making, automate complex workflows, and deliver actionable insights across Exiger's risk and compliance platforms. You will work closely with data scientists, software engineers, and product leaders to push the boundaries of applied AI in high-stakes environments. Key Responsibilities * Design, develop, and deploy agentic AI systems capable of reasoning, planning, and autonomously executing multi-step tasks. * Integrate large language models (LLMs) , vector databases, and external APIs into dynamic agent frameworks. * Collaborate with product teams to translate compliance, risk, and supply chain use cases into scalable AI-driven workflows.
We are seeking an Agentic AI Engineer to join our growing AI & Data Science team. This role focuses on building, deploying, and scaling agentic AI systems autonomous, goal-driven AI agents that augment decision-making, automate complex workflows, and deliver actionable insights across Exiger's risk and compliance platforms. You will work closely with data scientists, software engineers, and product leaders to push the boundaries of applied AI in high-stakes environments. Key Responsibilities * Design, develop, and deploy agentic AI systems capable of reasoning, planning, and autonomously executing multi-step tasks. * Integrate large language models (LLMs) , vector databases, and external APIs into dynamic agent frameworks. * Collaborate with product teams to translate compliance, risk, and supply chain use cases into scalable AI-driven workflows.
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Location: London, UK (Hybrid Working) Department: Investment Operations, Fund Services - Reports to: Manager, Data Production UK - Employment Type: Full-Time - We are a global investment leader committed to delivering better outcomes for millions of members. If youre passionate about data, thrive in a collaborative environment, and want to play a key role in shaping the future of investment data services in our growing London office, this is your opportunity. At AustralianSuper , were more than a super fundwere a purpose-driven organisation focused on helping members achieve their best financial position in retirement. As we continue to expand our global footprint, were looking for a dedicated Data Analyst to join our Investment Data Services team. This is a unique opportunity to support data transformation initiatives that directly impact investment decision-making a
Location: London, UK (Hybrid Working) Department: Investment Operations, Fund Services - Reports to: Manager, Data Production UK - Employment Type: Full-Time - We are a global investment leader committed to delivering better outcomes for millions of members. If youre passionate about data, thrive in a collaborative environment, and want to play a key role in shaping the future of investment data services in our growing London office, this is your opportunity. At AustralianSuper , were more than a super fundwere a purpose-driven organisation focused on helping members achieve their best financial position in retirement. As we continue to expand our global footprint, were looking for a dedicated Data Analyst to join our Investment Data Services team. This is a unique opportunity to support data transformation initiatives that directly impact investment decision-making a
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Global-e (Nasdaq: GLBE) is the worlds leading platform to enable and accelerate global, direct-to-consumer cross-border e-commerce growth. We make selling internationally as simple as selling domestically for hundreds of retailers and brands worldwide. We are looking for a skilled Implementation Engineer. The Implementation Engineer will be part of the Professional Services team working on integrations with our clients. As a Implementation Engineer. you will fill in the essential role of providing technical assistance to the Project manager in successfully launching new clients and day to day management of our ever-growing client base. In addition, you will be working closely with the Customer success and other teams in Global-e and supporting live clients activities. * Be an expert of the system settings for all the Account managers, Projects, Integrations, and OPS t
Global-e (Nasdaq: GLBE) is the worlds leading platform to enable and accelerate global, direct-to-consumer cross-border e-commerce growth. We make selling internationally as simple as selling domestically for hundreds of retailers and brands worldwide. We are looking for a skilled Implementation Engineer. The Implementation Engineer will be part of the Professional Services team working on integrations with our clients. As a Implementation Engineer. you will fill in the essential role of providing technical assistance to the Project manager in successfully launching new clients and day to day management of our ever-growing client base. In addition, you will be working closely with the Customer success and other teams in Global-e and supporting live clients activities. * Be an expert of the system settings for all the Account managers, Projects, Integrations, and OPS t
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Sprinklr is a leading enterprise software company for all customer-facing functions. With advanced AI, Sprinklr's unified customer experience management (Unified-CXM) platform helps companies deliver human experiences to every customer, every time, across any modern channel. Headquartered in New York City with employees around the world, Sprinklr works with more than 1,000 of the worlds most valuable enterprises global brands like Microsoft, P&G, Samsung and more than 50% of the Fortune 100. Learn more about our culture and how we make our employees happier through The Sprinklr Way. Job Description Role Summary: As a Forward Deployed Product Manager, you will collaborate closely with enterprise clients and our engineering teams to design and deliver innovative, LLM-powered agentic solutions. This role combines strategic product development with deep customer engagemen
Sprinklr is a leading enterprise software company for all customer-facing functions. With advanced AI, Sprinklr's unified customer experience management (Unified-CXM) platform helps companies deliver human experiences to every customer, every time, across any modern channel. Headquartered in New York City with employees around the world, Sprinklr works with more than 1,000 of the worlds most valuable enterprises global brands like Microsoft, P&G, Samsung and more than 50% of the Fortune 100. Learn more about our culture and how we make our employees happier through The Sprinklr Way. Job Description Role Summary: As a Forward Deployed Product Manager, you will collaborate closely with enterprise clients and our engineering teams to design and deliver innovative, LLM-powered agentic solutions. This role combines strategic product development with deep customer engagemen
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Job Description - Purpose of the role - To manage and develop existing and new products and/or services; and where applicable, ownership of related customer and colleague journeys, develops the product strategy, drive change through Barclays execution teams, make key decisions in the product lifecycle and own associated outcomes for customers, colleagues and the bank, achieved through appropriate service level agreements, regulatory compliance, risk management and controls. Accountabilities * Development of customer level strategies & solutions that are tailored to customers needs. * Subject Matter Expert in the applicable Product/Proposition team and be able to confidently guide and advise stakeholders at all levels in the Bank on the application of existing and new products/propositions and related customer and colleague journeys.
Job Description - Purpose of the role - To manage and develop existing and new products and/or services; and where applicable, ownership of related customer and colleague journeys, develops the product strategy, drive change through Barclays execution teams, make key decisions in the product lifecycle and own associated outcomes for customers, colleagues and the bank, achieved through appropriate service level agreements, regulatory compliance, risk management and controls. Accountabilities * Development of customer level strategies & solutions that are tailored to customers needs. * Subject Matter Expert in the applicable Product/Proposition team and be able to confidently guide and advise stakeholders at all levels in the Bank on the application of existing and new products/propositions and related customer and colleague journeys.
The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API.
The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API.
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Experience in API testing (Postman, Swagger, REST API testing)
Experience in API testing (Postman, Swagger, REST API testing)
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Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development
Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development
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2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
2+ years of in a few of the areas: serverless architecture, event-driven architecture, microservices, API-driven cloud-based products including performance management.
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Technical skills: Comfortable using browser developer tools and familiar with basic API testing (Postman experience preferred)
Technical skills: Comfortable using browser developer tools and familiar with basic API testing (Postman experience preferred)
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Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
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Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
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Define and maintain API specifications. You understand and have implemented Application Programming Interface (API) standards and cataloguing to drive API/service adoption and commercialization.
Define and maintain API specifications. You understand and have implemented Application Programming Interface (API) standards and cataloguing to drive API/service adoption and commercialization.
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Create and manage REST/SOAP API integrations with third-party systems.
Create and manage REST/SOAP API integrations with third-party systems.
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Build models, services, and libraries that fulfil the stated API contract and metrics for a project
Build models, services, and libraries that fulfil the stated API contract and metrics for a project
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Knowledge and/or work experience with API's
Knowledge and/or work experience with API's
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The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Continually ideate, scope, develop, deliver, test and iterate features for the constantly evolving and growing API Platform. Act as subject matter expert for API Platform and services to support customer integrations on occasion
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Introduction - Together, were working to welcome millions more passengers, while ensuring aviation can continue to be a force for good by leading global efforts in sustainability. At Heathrow, you can be part of this providing solutions that make every journey better for millions each year. That means ensuring we meet the changing needs of the passengers, colleagues and partners who use our airport to work, travel, trade, shop, eat, explore and connect. Our Solutions team covers project management, process improvement, business change, technology, cyber defence, masterplanning, infrastructure and procurement. It brings together people with the skills to deliver prestigious and often large-scale projects, from transforming terminals to making big reductions in our carbon emissions. Every day will test your skills and give you the opportunity to make your mark.
Introduction - Together, were working to welcome millions more passengers, while ensuring aviation can continue to be a force for good by leading global efforts in sustainability. At Heathrow, you can be part of this providing solutions that make every journey better for millions each year. That means ensuring we meet the changing needs of the passengers, colleagues and partners who use our airport to work, travel, trade, shop, eat, explore and connect. Our Solutions team covers project management, process improvement, business change, technology, cyber defence, masterplanning, infrastructure and procurement. It brings together people with the skills to deliver prestigious and often large-scale projects, from transforming terminals to making big reductions in our carbon emissions. Every day will test your skills and give you the opportunity to make your mark.
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Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
Due to continued success, they are looking to grow one of their key software engineering teams working on some of their most successful SaaS products. The Senior C# Software Engineer will join an established team developing business logic for Windows based products. Key experience * Extensive commercial experience in C# Windows programming * Multithreading / TPL * XML * SQL * Version control * Unit testing Experience in any of the following areas would be advantageous but is not a prerequisite * WIX installers * Windows services eg Active Directory, Exchange etc * Client-server architecture development * M365 APIs If you are seeking a role of this nature please get in touch for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
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The primary responsibility of the CI group is to work with broker-dealers and institutional clients to help them integrate their systems to the MarketAxess Fixed Income trading system via Application Programming Interfaces (API). * FIX API integration for various fixed income products as well as Post-Trade and Data API products. * Work closely with Product Owners and customers on the deployment of new API functionality and workflows and implement features with client requirements/needs in mind
The primary responsibility of the CI group is to work with broker-dealers and institutional clients to help them integrate their systems to the MarketAxess Fixed Income trading system via Application Programming Interfaces (API). * FIX API integration for various fixed income products as well as Post-Trade and Data API products. * Work closely with Product Owners and customers on the deployment of new API functionality and workflows and implement features with client requirements/needs in mind
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) facilities for the manufacture of Active Pharmaceutical Ingredients (API) and brand-new, well-equipped laboratories for organic process research and development. * Tech Transfer: Facilitate the introduction of API processes from R&D and Pilot Plant into manufacturing across our global network (UK, US, China). * Experience: 35 years in the pharmaceutical industry, ideally with exposure to API synthesis under GxP regulations.
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) facilities for the manufacture of Active Pharmaceutical Ingredients (API) and brand-new, well-equipped laboratories for organic process research and development. * Tech Transfer: Facilitate the introduction of API processes from R&D and Pilot Plant into manufacturing across our global network (UK, US, China). * Experience: 35 years in the pharmaceutical industry, ideally with exposure to API synthesis under GxP regulations.
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Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
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Automated end-to-end and API testing tools and techniques
Automated end-to-end and API testing tools and techniques
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Collaborate with backend teams on API integration and implementation - Experience with state management solutions (Context API)
Collaborate with backend teams on API integration and implementation - Experience with state management solutions (Context API)
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Solid understanding of networking concepts, security policies, and API gateways in cloud environments. * Building SDKs or client libraries to support API consumption.
Solid understanding of networking concepts, security policies, and API gateways in cloud environments. * Building SDKs or client libraries to support API consumption.
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