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129 API jobs in City of London + 20 miles
666 exact matches jobs are outside your preferred location
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.Net Developer - Hybrid Remote
.Net Developer - Hybrid Remote
VERTECH GROUP (UK) LTD
KT14, West Byfleet
From £55,000 to £65,000 per annum + Benefits
.Net Developer Location: Flexible Hybrid Home / Byfleet Salary: Circa 55k 65k + Benefits .Net Developer required by fast-growing, technology-led company! This is a diverse, challenging role in a talented team where youll be responsible for developing a variety of complex projects * At least 3yrs development experience * Skills in C#, VB.Net * ASP.Net, Blazor, WPF * RESTful APIs Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with emerging technologies and enjoy a healthy work/life balance! Apply now for FULL details!
.Net Developer Location: Flexible Hybrid Home / Byfleet Salary: Circa 55k 65k + Benefits .Net Developer required by fast-growing, technology-led company! This is a diverse, challenging role in a talented team where youll be responsible for developing a variety of complex projects * At least 3yrs development experience * Skills in C#, VB.Net * ASP.Net, Blazor, WPF * RESTful APIs Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where youll be able to keep up to date with emerging technologies and enjoy a healthy work/life balance! Apply now for FULL details!
FEATURED
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The Company - A well-established and specialist commercial insurer operating across domestic and international markets. The organisation offers a comprehensive portfolio of innovative risk solutions and services to businesses of all sizes, with a strong emphasis on data-driven decision-making and digital transformation. The Role - This position will lead the development and delivery of enterprise-wide data solutions. The role combines technical leadership, stakeholder engagement, and hands-on execution to support business growth and operational excellence through advanced analytics and data strategy. Key Responsibilities * Develop and lead the execution of data and analytics strategies aligned to wider business objectives. * Design and deploy advanced analytical models and dashboards to extract insights, forecast trends, and inform strategic decision-making.
The Company - A well-established and specialist commercial insurer operating across domestic and international markets. The organisation offers a comprehensive portfolio of innovative risk solutions and services to businesses of all sizes, with a strong emphasis on data-driven decision-making and digital transformation. The Role - This position will lead the development and delivery of enterprise-wide data solutions. The role combines technical leadership, stakeholder engagement, and hands-on execution to support business growth and operational excellence through advanced analytics and data strategy. Key Responsibilities * Develop and lead the execution of data and analytics strategies aligned to wider business objectives. * Design and deploy advanced analytical models and dashboards to extract insights, forecast trends, and inform strategic decision-making.
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Robert Half Technology are assisting a market leading financial services (fintech) organisation to recruit a AI Engineer on a contract basis - Hybrid working - London based - The AI Engineer will join a cross-functional data team to design, develop, and deploy AI/ML models that tackle real business problems - from prediction and automation to customer personalisation and decision intelligence. You'll play a hands-on role in taking models from concept to production and shaping best practices across the AI lifecycle. Role * The AI Engineer will build and deploy scalable machine learning models in a cloud-native environment (AWS, GCP or Azure) * Collaborate with data engineers, analysts, and product teams to translate business needs into AI-driven solutions * Contribute to the development of data pipelines and feature engineering workflows
Robert Half Technology are assisting a market leading financial services (fintech) organisation to recruit a AI Engineer on a contract basis - Hybrid working - London based - The AI Engineer will join a cross-functional data team to design, develop, and deploy AI/ML models that tackle real business problems - from prediction and automation to customer personalisation and decision intelligence. You'll play a hands-on role in taking models from concept to production and shaping best practices across the AI lifecycle. Role * The AI Engineer will build and deploy scalable machine learning models in a cloud-native environment (AWS, GCP or Azure) * Collaborate with data engineers, analysts, and product teams to translate business needs into AI-driven solutions * Contribute to the development of data pipelines and feature engineering workflows
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Job Title: Business Intelligence (BI) Analyst - Location: Milton Keynes (2 days on-site) Salary: £35,000 - £50,000 DOE + Bonus - About Us - We're a fast-growing data consultancy helping forward-thinking clients transform their customer engagement through intelligent use of CRM platforms and AI. We specialise in building integrated data ecosystems that drive smarter business decisions, better customer insights, and measurable ROI. Our clients range from scaling SaaS startups to global enterprises across sectors like retail, finance, technology, and healthcare. We work at the intersection of data, automation, and customer intelligence. As we scale, we're looking for a talented BI Analyst to join our analytics team and help our clients extract true business value from their data. The Role - As a BI Analyst, you will play a critical role in helping our clients understand
Job Title: Business Intelligence (BI) Analyst - Location: Milton Keynes (2 days on-site) Salary: £35,000 - £50,000 DOE + Bonus - About Us - We're a fast-growing data consultancy helping forward-thinking clients transform their customer engagement through intelligent use of CRM platforms and AI. We specialise in building integrated data ecosystems that drive smarter business decisions, better customer insights, and measurable ROI. Our clients range from scaling SaaS startups to global enterprises across sectors like retail, finance, technology, and healthcare. We work at the intersection of data, automation, and customer intelligence. As we scale, we're looking for a talented BI Analyst to join our analytics team and help our clients extract true business value from their data. The Role - As a BI Analyst, you will play a critical role in helping our clients understand
FEATURED
Job Title: Business Intelligence (BI) Analyst - Location: Cambridge (2 days on-site) Salary: £35,000 - £50,000 DOE + Bonus - About Us - We're a fast-growing data consultancy helping forward-thinking clients transform their customer engagement through intelligent use of CRM platforms and AI. We specialise in building integrated data ecosystems that drive smarter business decisions, better customer insights, and measurable ROI. Our clients range from scaling SaaS startups to global enterprises across sectors like retail, finance, technology, and healthcare. We work at the intersection of data, automation, and customer intelligence. As we scale, we're looking for a talented BI Analyst to join our analytics team and help our clients extract true business value from their data. The Role - As a BI Analyst, you will play a critical role in helping our clients understand and
Job Title: Business Intelligence (BI) Analyst - Location: Cambridge (2 days on-site) Salary: £35,000 - £50,000 DOE + Bonus - About Us - We're a fast-growing data consultancy helping forward-thinking clients transform their customer engagement through intelligent use of CRM platforms and AI. We specialise in building integrated data ecosystems that drive smarter business decisions, better customer insights, and measurable ROI. Our clients range from scaling SaaS startups to global enterprises across sectors like retail, finance, technology, and healthcare. We work at the intersection of data, automation, and customer intelligence. As we scale, we're looking for a talented BI Analyst to join our analytics team and help our clients extract true business value from their data. The Role - As a BI Analyst, you will play a critical role in helping our clients understand and
FEATURED
Purpose of job - Be responsible for delivering projects, specifically related to the IT Technical Plan and Change Programme, that improve the way we deliver services to our customers and empowers staff to enable them to perform to their best. Responsibilities * Deliver new technologies, integrations and data capabilities on scope, time and budget that address business challenges, are 'fit for purpose' and embedded * Lead the resolution and avoidance of potential issues and problems that might affect the performance of business functions whilst ensuring the confidentiality, integrity and availability of business applications and data * Define and manage projects that deliver new or upgraded technology, integrations, and data capabilities to agreed scopes, quality criteria, timetable, and budgets * Build relationships with stakeholders to facilitate successful delivery
Purpose of job - Be responsible for delivering projects, specifically related to the IT Technical Plan and Change Programme, that improve the way we deliver services to our customers and empowers staff to enable them to perform to their best. Responsibilities * Deliver new technologies, integrations and data capabilities on scope, time and budget that address business challenges, are 'fit for purpose' and embedded * Lead the resolution and avoidance of potential issues and problems that might affect the performance of business functions whilst ensuring the confidentiality, integrity and availability of business applications and data * Define and manage projects that deliver new or upgraded technology, integrations, and data capabilities to agreed scopes, quality criteria, timetable, and budgets * Build relationships with stakeholders to facilitate successful delivery
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Central London - Hybrid (two days per week in the office) Salary Up to £80,000 + Bonus - Method Resourcing is thrilled to be partnering with a global leader in the travel services and benefits sector. They're looking for a Senior HRIS Technical Analyst to join the Global Business Systems division. In this hands-on technical role, you'll serve as a trusted expert on HR systems and a critical support partner to the HR team, with a focus on Workday and its integrations. Your work will ensure smooth system operations, enable greater automation, and play a pivotal role in advancing our HR technology landscape. * Act as the technical subject matter expert for Workday and HR systems * Maintain and enhance system integrations using EIB, Workday Studio, Web Services (REST, SOAP), and related APIs * Provide 2nd and 3rd line support, translating business needs into technical sol
Central London - Hybrid (two days per week in the office) Salary Up to £80,000 + Bonus - Method Resourcing is thrilled to be partnering with a global leader in the travel services and benefits sector. They're looking for a Senior HRIS Technical Analyst to join the Global Business Systems division. In this hands-on technical role, you'll serve as a trusted expert on HR systems and a critical support partner to the HR team, with a focus on Workday and its integrations. Your work will ensure smooth system operations, enable greater automation, and play a pivotal role in advancing our HR technology landscape. * Act as the technical subject matter expert for Workday and HR systems * Maintain and enhance system integrations using EIB, Workday Studio, Web Services (REST, SOAP), and related APIs * Provide 2nd and 3rd line support, translating business needs into technical sol
FEATURED
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Job Title: Salesforce Developer - Location: 2 - 3 days per week in the Reading Office - Salary: £45,000 - £65,000 per annum Depending on experience - Job Type: Full Time / Permanent - The Company is a UK-based Independent Software Vendor (ISV) partner of Salesforce. We specialise in developing award-winning applications that enhance data management and integration within the Salesforce ecosystem. Our commitment to innovation and customer satisfaction has positioned us as a trusted provider in the Salesforce community. We continue to be early adopters of new and emerging technologies, and we are looking for a like-minded individual to join our team and help us push boundaries. We continue to experiment with using AI tools to optimise our business as well incorporating it in to our product for the first time.
Job Title: Salesforce Developer - Location: 2 - 3 days per week in the Reading Office - Salary: £45,000 - £65,000 per annum Depending on experience - Job Type: Full Time / Permanent - The Company is a UK-based Independent Software Vendor (ISV) partner of Salesforce. We specialise in developing award-winning applications that enhance data management and integration within the Salesforce ecosystem. Our commitment to innovation and customer satisfaction has positioned us as a trusted provider in the Salesforce community. We continue to be early adopters of new and emerging technologies, and we are looking for a like-minded individual to join our team and help us push boundaries. We continue to experiment with using AI tools to optimise our business as well incorporating it in to our product for the first time.
PREMIUM
My client is looking for a talentedMagento Developerwith strong backend experience to join their dynamic dev team. If you enjoy building custom ecommerce solutions, integrating complex systems, and collaborating in a supportive tech environment, this could be the role for you. This role is predominately remote, although the team meet up onsite once a month near Farringdon. There is no specific requirement to attend every month, however some flexibility would be beneficial. The Role - Youll be responsible for delivering tailored features and functionality across a variety of ecommerce projects. * Developing and maintaining bespoke Magento functionality. * Working with the development team to ensure new code aligns with the Magento framework and delivers great performance. * Reviewing code, pull requests, and supporting peer development.
My client is looking for a talentedMagento Developerwith strong backend experience to join their dynamic dev team. If you enjoy building custom ecommerce solutions, integrating complex systems, and collaborating in a supportive tech environment, this could be the role for you. This role is predominately remote, although the team meet up onsite once a month near Farringdon. There is no specific requirement to attend every month, however some flexibility would be beneficial. The Role - Youll be responsible for delivering tailored features and functionality across a variety of ecommerce projects. * Developing and maintaining bespoke Magento functionality. * Working with the development team to ensure new code aligns with the Magento framework and delivers great performance. * Reviewing code, pull requests, and supporting peer development.
Work closely with the team to develop new features, such as better interpretation layers, enhanced data decoding, and improved API coverage for various blockchain data.
Work closely with the team to develop new features, such as better interpretation layers, enhanced data decoding, and improved API coverage for various blockchain data.
NEW
Be the go-to technical authority for the backend API, from architecture through to delivery. Ensure our API meets the needs of both our smallest and largest enterprise clients.
Be the go-to technical authority for the backend API, from architecture through to delivery. Ensure our API meets the needs of both our smallest and largest enterprise clients.
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Exposure to Swift Vapor for server-side API development (desirable, not essential).
Exposure to Swift Vapor for server-side API development (desirable, not essential).
We are now looking for a Technical Product Marketing Manager to lead go-to-market (GTM) strategies for our API product. You'll work at the intersection of product, marketing, sales, and customer success to drive adoption, awareness, and customer understanding of our API innovations and roadmap. * Own GTM strategy for new API product features and launches, from positioning and messaging to enablement and campaign planning * 8 years of experience in product marketing, ideally with developer tools or API-based products
We are now looking for a Technical Product Marketing Manager to lead go-to-market (GTM) strategies for our API product. You'll work at the intersection of product, marketing, sales, and customer success to drive adoption, awareness, and customer understanding of our API innovations and roadmap. * Own GTM strategy for new API product features and launches, from positioning and messaging to enablement and campaign planning * 8 years of experience in product marketing, ideally with developer tools or API-based products
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Power Platform Developer
Power Platform Developer
SUMMER-BROWNING ASSOCIATES LIMITED
London
Up to £0.00 per day + Excellent Day Rates
Azure Functions, Logic Apps, API Management, Azure Active Directory, and Application Insights.
Azure Functions, Logic Apps, API Management, Azure Active Directory, and Application Insights.
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Rest API's and Microservice architecture * Restful API Design and development fundamentals * Good SQL knowledge
Rest API's and Microservice architecture * Restful API Design and development fundamentals * Good SQL knowledge
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Rest API's and Microservice architecture * Restful API Design and development fundamentals * Good SQL knowledge
Rest API's and Microservice architecture * Restful API Design and development fundamentals * Good SQL knowledge
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.Net Developer
.Net Developer
Crowd Link Consulting Ltd
GU21, Woking
From £45,000 to £60,000 per annum Salary + Benefits + Bonus
Web API, HTML, CSS, Web Services, JQuery and JavaScript
Web API, HTML, CSS, Web Services, JQuery and JavaScript
NEW
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Knowledge / hands -on with the following tech is a huge advantage - SQL, Rest API's, Postman, SOAP, Automation scripting
Knowledge / hands -on with the following tech is a huge advantage - SQL, Rest API's, Postman, SOAP, Automation scripting
PREMIUM
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Solid understanding of API development, event-driven architecture, and asynchronous programming
Solid understanding of API development, event-driven architecture, and asynchronous programming
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Knowledge of FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, SoapUI.
Knowledge of FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, SoapUI.
FEATURED
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Skills C#, .NET .NETCore, C#, ASP .NET, Typescript, JavaScript, MVC, SQL Server, AGILE, Angular, React, Software Developer, Software engineer, Graduate Developer, Web applications, API, CMS, Umbraco, Sitefinity
Skills C#, .NET .NETCore, C#, ASP .NET, Typescript, JavaScript, MVC, SQL Server, AGILE, Angular, React, Software Developer, Software engineer, Graduate Developer, Web applications, API, CMS, Umbraco, Sitefinity
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Experience with API-first design and integration of RegTech tools.
Experience with API-first design and integration of RegTech tools.
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Familiarity with ATL, MFC, or Win32 API.
Familiarity with ATL, MFC, or Win32 API.
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• REST API, EDI, and other integration technologies.
• REST API, EDI, and other integration technologies.
PREMIUM
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The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
The ideal candidate will have a robust background in AWS, Node.js, and React, along with expertise in NoSQL databases, RESTful API design and development, product development, and deployment of applications on both iOS and Android platforms.
NEW
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- South East London
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