Date posted
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Locations
Locations
Salaries
Date posted
Type of Company
Job types
Locations
85 Permanent API jobs in St James, South West London + 20 miles
421 exact matches jobs are outside your preferred location
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Strong exposure to AWS (Lambda, S3, EKS, SNS, API Gateway)
Strong exposure to AWS (Lambda, S3, EKS, SNS, API Gateway)
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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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capabilities (frontend/backend on AWS: Lambda, API Gateway, EC2, S3, Cognito, etc) * API gateway * rest api
capabilities (frontend/backend on AWS: Lambda, API Gateway, EC2, S3, Cognito, etc) * API gateway * rest api
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Knowledge and/or work experience with API's
Knowledge and/or work experience with API's
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Be a core member of an agile team driving the team's agile and development practices, writing code and unit tests, working with API specs and automation
Be a core member of an agile team driving the team's agile and development practices, writing code and unit tests, working with API specs and automation
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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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Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
Security Architecture Secure Design Team - Role: Manager Principal Security Architect: Secure Design (Individual Contributor) Grade: GG14 - The Security Architecture Design team is responsible for developing Security Architecture patterns, developing security controls needed for new technology, promoting the use of the architectural patterns into development projects, leading the Security Architecture Design Forum, Evaluating architectural security risks in existing systems, consulting with system development teams and architects on building security into their design. This key task of this role is accelerating the delivery of secure design artefacts and leading secure design interventions - by adding capacity and capability to the team. Reports to: Senior Manager Secure Design - Key Relationships * Business Aligned Principal Security Architects * CyberSecurity Engine
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered in the United Kingdom, with significant ...
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.LSEG is headquartered in the United Kingdom, with significant ...
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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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Cloud Security: Strong knowledge of AWS and Azure, especially services like WAF, Shield, IAM, and API Gateway
Cloud Security: Strong knowledge of AWS and Azure, especially services like WAF, Shield, IAM, and API Gateway
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The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
The Digital Engineering team is responsible for providing unified digital experience to our clients that interact with Transaction Banking products via different interfaces such as Banking as a Service API, client portal, Files and SWIFT network. * Experience with Microservice architectures and REST API * Open API Familiarity with experience in building external API using REST and Webhooks
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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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Experience in API development on cloud based infrastructures * Experience with the full web stack, SOAP, and REST API technologies and architectures
Experience in API development on cloud based infrastructures * Experience with the full web stack, SOAP, and REST API technologies and architectures
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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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Show technical leadership, by identifying best practices for API integration and assisting customers with their implementation
Show technical leadership, by identifying best practices for API integration and assisting customers with their implementation
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API Development and Management: Develop, deploy, and maintain custom APIs (REST, SOAP) to facilitate seamless data exchange and action execution between Agentforce and other systems. * 5+ years of hands-on experience in a technical integration role, such as an Integration Developer or API Specialist. * Expertise in API design and development (REST, SOAP, webhooks).
API Development and Management: Develop, deploy, and maintain custom APIs (REST, SOAP) to facilitate seamless data exchange and action execution between Agentforce and other systems. * 5+ years of hands-on experience in a technical integration role, such as an Integration Developer or API Specialist. * Expertise in API design and development (REST, SOAP, webhooks).
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In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
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Support an API-FIRST Analytics business strategy to design and build SaaS and PaaS solutions, including analytics data solutions, quantitative models, risk analytics and customized reporting tools, and other sophisticated analytical tools. * Experience leading/designing/delivering API service-based product solutions
Support an API-FIRST Analytics business strategy to design and build SaaS and PaaS solutions, including analytics data solutions, quantitative models, risk analytics and customized reporting tools, and other sophisticated analytical tools. * Experience leading/designing/delivering API service-based product solutions
Join Us as a Software Development Engineer in Test (SDET)! Overview - We are looking for a Software Development Engineer in Test (SDET) or automation tester who comes from a Java Software Development background. The role is to assist in the development of the new Index platform for the FTSE-Russell Index business of the London Stock Exchange Group (LSEG). The Index Platform team performs the calculation, maintenance and distribution of Index products. You will be working on innovative technologies with a team of engineers to implement solutions which support the strategic growth of the Index business. You will be involved in the development of complex test tools and solutions as well as new test frameworks, starting from a blank slate in some cases, to help ensure the quality of a greenfield application build.
Join Us as a Software Development Engineer in Test (SDET)! Overview - We are looking for a Software Development Engineer in Test (SDET) or automation tester who comes from a Java Software Development background. The role is to assist in the development of the new Index platform for the FTSE-Russell Index business of the London Stock Exchange Group (LSEG). The Index Platform team performs the calculation, maintenance and distribution of Index products. You will be working on innovative technologies with a team of engineers to implement solutions which support the strategic growth of the Index business. You will be involved in the development of complex test tools and solutions as well as new test frameworks, starting from a blank slate in some cases, to help ensure the quality of a greenfield application build.
£475 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Contract Opportunity: Node.js Developer - Hybrid (2-3 days onsite in London) to £475/day | Outside IR35 | 3 months (likely extension) We're working with a leading consultancy on a fast-paced delivery programme for a major UK client and need a talented Node.js Developer to join the team. You'll be joining a collaborative group of engineers and delivery leads to help build out scalable backend services as part of a wider digital transformation programme. * Developing clean, efficient Node.js microservices * Integrating with APIs and external data sources * Collaborating with architects and DevOps engineers to deliver secure, scalable solutions * Participating in code reviews and agile ceremonies * Strong experience in Node.js and JavaScript (TypeScript a bonus)
£475 GBP - Onsite WORKING - Location: Central London, Greater London - United Kingdom Type: Permanent - Contract Opportunity: Node.js Developer - Hybrid (2-3 days onsite in London) to £475/day | Outside IR35 | 3 months (likely extension) We're working with a leading consultancy on a fast-paced delivery programme for a major UK client and need a talented Node.js Developer to join the team. You'll be joining a collaborative group of engineers and delivery leads to help build out scalable backend services as part of a wider digital transformation programme. * Developing clean, efficient Node.js microservices * Integrating with APIs and external data sources * Collaborating with architects and DevOps engineers to deliver secure, scalable solutions * Participating in code reviews and agile ceremonies * Strong experience in Node.js and JavaScript (TypeScript a bonus)
PREMIUM
Job Description Summary - The Digital & Marketing Technology Team is responsible for marketing technology within the LSEG Technology organization. Our current MarTech stack includes Oracle Marketing Cloud (Eloqua), Salesforce CRM, Interact and Unica (IBM), Workfront and other applications, and is growing to include additional cloud-enabled technologies to support marketing planning, marketing content, demand generation, lead flow, and marketing attribution. The Digital & Marketing Technology team is growing, and looking for versatile self-starters who want to learn new technologies and take ownership of projects. This position is responsible for driving business requirements for new technologies, managing releases, and 2nd level support and development of marketing automation platforms, including integration with other Digital Marketing tools and MarTech applications
Job Description Summary - The Digital & Marketing Technology Team is responsible for marketing technology within the LSEG Technology organization. Our current MarTech stack includes Oracle Marketing Cloud (Eloqua), Salesforce CRM, Interact and Unica (IBM), Workfront and other applications, and is growing to include additional cloud-enabled technologies to support marketing planning, marketing content, demand generation, lead flow, and marketing attribution. The Digital & Marketing Technology team is growing, and looking for versatile self-starters who want to learn new technologies and take ownership of projects. This position is responsible for driving business requirements for new technologies, managing releases, and 2nd level support and development of marketing automation platforms, including integration with other Digital Marketing tools and MarTech applications
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A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
A Senior ServiceNow Developer is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 4 months * Must be UK resident * Must be able to work without sponsorship - Essential Criteria * Significant previous experience of working at a Senior ServiceNow level, including Architecture and Developer * Strong solution design experience, including helping influence product roadmaps and s
NEWFEATURED
A World-Changing Company - Palantir builds the worlds leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role - As a Frontline Software Engineer at Palantir, you would begin your journey on a short-term assignment where you are embedded with customers. This unique experience lets you work directly with users, gaining firsthand insight into how our products are used and the challenges our customers face. Unlike traditional engineering roles, Frontline immerses you in complex, ambiguous problems, empowering you to deliver impactful solutions across some of the worlds most important industries and institutions.
A World-Changing Company - Palantir builds the worlds leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role - As a Frontline Software Engineer at Palantir, you would begin your journey on a short-term assignment where you are embedded with customers. This unique experience lets you work directly with users, gaining firsthand insight into how our products are used and the challenges our customers face. Unlike traditional engineering roles, Frontline immerses you in complex, ambiguous problems, empowering you to deliver impactful solutions across some of the worlds most important industries and institutions.
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