Date posted
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Locations
Locations
Salaries
Date posted
Type of Company
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1 API job in Winchester + 20 miles
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• knowledge of Docker, API microservices, API integration with SAP
• knowledge of Docker, API microservices, API integration with SAP
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51 exact matches jobs are outside your preferred location
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Senior API Technical Consultant (GraphQL Specialist)
Senior API Technical Consultant (GraphQL Specialist)
Staffworx Limited
London
market rates, outside IR35, 2 days on site
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
Contract Developer - Node.js development, REST API design, and SIP-based communications - Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. * Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Node.js development, REST API design, SIP-based communications, outside IR35, Bracknell, Hybrid, Contract.
Contract Developer - Node.js development, REST API design, and SIP-based communications - Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. * Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Node.js development, REST API design, SIP-based communications, outside IR35, Bracknell, Hybrid, Contract.
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We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
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D365 Senior Developer - D365 Finance, APIS, Azure
D365 Senior Developer - D365 Finance, APIS, Azure
Hays
London
£500.0 - £515.0 per day + up to £515 pd (InsideIR35)
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * Experience in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * Experience in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
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D365 Senior Developer - D365 Finance, APIS, Azure
D365 Senior Developer - D365 Finance, APIS, Azure
Hays
London
£500.0 - £515.0 per day + up to £515 pd (InsideIR35)
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * 5+ years in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - We're looking for an experienced D365 Finance & Operations Developer to lead the development of custom journal processing extensions. This role suits someone with strong X++ skills and a deep understanding of D365 Finance, especially in high-volume, cross-functional environments. * 5+ years in D365 F&O development (X++, data entities, extensions). * Experience with general ledger, journals, financial dimensions, and intercompany transactions. * Strong knowledge of Visual Studio, LCS, Azure DevOps, and CI/CD pipelines. * Proficient in Power BI: report creation, configuration, and export. * Skilled in workflows, security roles, SSRS, and unit testing (SysTest). * Familiar with DMF, OData, batch processing, and error handling. * Ability to optimize performance for high-volume transactions.
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Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
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Solid experience with Python and FastAPI for backend/API development.
Solid experience with Python and FastAPI for backend/API development.
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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Integration Developer - Salesforce Education Cloud-Student Systems Implementation
Integration Developer - Salesforce Education Cloud-Student Systems Implementation
InterQuest Group (UK) Limited
London
£400 - 500 per day
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
Excellent skills in designing and delivering integrations using Microsoft Azure PaaS (Functions, Logic Apps, API Management, Service Bus,) * Expertise in integration strategy, API management, and canonical data models.
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• API Knowledge: Experience with APIs, web services, and data exchange formats.
• API Knowledge: Experience with APIs, web services, and data exchange formats.
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Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
Strong knowledge of the API/integration lifecycle, including design, deployment, and enhancement. * Expertise in RESTful & SOAP API design, APIM policy, and transformations. * Skilled in API/Integration security protocols & best practices. * Practical experience with Postman, API monitoring, and documentation tools. * Knowledge of Open API Specification, WSDL, SOAP, XSLT. * Application Insight proficiency in .NET and .NET Core (Web, API) and working knowledge of VS Code with Azure.
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Security awareness (especially around data flows and API access) RESTful API design and integration API authentication methods
Security awareness (especially around data flows and API access) RESTful API design and integration API authentication methods
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Integration Engineer Contact (Outside IR35) - Oxfordshire
Integration Engineer Contact (Outside IR35) - Oxfordshire
Halian Technology Limited
OX1, Oxford
From £400 to £550 per day
Security awareness (especially around data flows and API access) RESTful API design and integration API authentication methods
Security awareness (especially around data flows and API access) RESTful API design and integration API authentication methods
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API knowledge - CSPM integration with other tools using APIs
API knowledge - CSPM integration with other tools using APIs
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Strong experience with RESTful API integrations * Familiarity with authentication protocols (OAuth2, API keys)
Strong experience with RESTful API integrations * Familiarity with authentication protocols (OAuth2, API keys)
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Hands-on experience with Flask or FastAPI for API development.
Hands-on experience with Flask or FastAPI for API development.
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Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
Familiarity with tools for working with Large Language Models via API or in a local context (e.g. HuggingFace transformers).
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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.NET Framework Version 4.5 or above including strong WCF\ Web API experience
.NET Framework Version 4.5 or above including strong WCF\ Web API experience
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Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
Job Title: Solution Architect - Location: Windsor, UK - Work Model: Hybrid (1 day per week in office) Job Type: Contract (Inside IR35) Duration: 6 Months - We are seeking an experienced Solution Architect to join our team in Windsor. You will play a key role in defining, communicating, and implementing strategic technology standards and roadmaps, ensuring robust and scalable solutions for business transformation initiatives. This is a hybrid role requiring one day per week in the office. * Identify, publish, and communicate strategic technology standards, frameworks, principles, and roadmaps to guide technology decisions and leverage efficiency opportunities. * Analyze the impact of implementing new technologies into the IT infrastructure. * Assist Solution Architects, Product Specialists, and Project Managers in matching technology services to specific business servi
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Rate - £500 per day Inside IR35 - Duration - 1 month initial - Location - Remote with occasional visits into London - We are looking for an experienced Siebel Developer to join our client's technology team and play a pivotal role in the design, development and migration of Siebel CRM solutions. You will be responsible for enhancing existing systems, delivering robust integrations with external applications and supporting large-scale migration projects as part of digital transformation initiatives. * Design, configure and develop Siebel CRM applications to meet evolving business requirements. * Support migration projects, including data migration, environment upgrades and platform transitions. * Deliver robust integrations between Siebel and third-party systems using Siebel EAI, web services, APIs and middleware.
Rate - £500 per day Inside IR35 - Duration - 1 month initial - Location - Remote with occasional visits into London - We are looking for an experienced Siebel Developer to join our client's technology team and play a pivotal role in the design, development and migration of Siebel CRM solutions. You will be responsible for enhancing existing systems, delivering robust integrations with external applications and supporting large-scale migration projects as part of digital transformation initiatives. * Design, configure and develop Siebel CRM applications to meet evolving business requirements. * Support migration projects, including data migration, environment upgrades and platform transitions. * Deliver robust integrations between Siebel and third-party systems using Siebel EAI, web services, APIs and middleware.
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Hawkrose is delighted to announce we are hiring for the role of Senior Software Developer. In this role, the successful candidate will be responsible for the delivery of exciting projects and products across our Civil Aviation, Defence and Public Sector industry verticals. The successful candidate will be given the autonomy to set their own direction of work, and will work closely with the Head of Development to establish best practice across the Hawkrose development function. The role requires a mixture of home and office working with the expectation that the successful candidate will manage their own time and location to best deliver for our customers. Required Skills - The successful candidate will be a full stack software engineer with experience of enterprise grade software development and an agile development environment.
Hawkrose is delighted to announce we are hiring for the role of Senior Software Developer. In this role, the successful candidate will be responsible for the delivery of exciting projects and products across our Civil Aviation, Defence and Public Sector industry verticals. The successful candidate will be given the autonomy to set their own direction of work, and will work closely with the Head of Development to establish best practice across the Hawkrose development function. The role requires a mixture of home and office working with the expectation that the successful candidate will manage their own time and location to best deliver for our customers. Required Skills - The successful candidate will be a full stack software engineer with experience of enterprise grade software development and an agile development environment.
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Up to £640 per day (Inside IR35) London / Remote - 6 months - My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Lead Java Developer within the public sector * Active Security Clearance (SC) * Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries * Spring Boot: Expert in building RESTful APIs and microservices * AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) * Kafka / Messaging Systems: Expertise in building event-driven architectures * SQL: Strong experience with relational databases and query optimization * REST / JSON APIs: Designing, developing, and consuming scalable APIs * Docker: Proficiency in containerizing applications for local and cloud environments
Up to £640 per day (Inside IR35) London / Remote - 6 months - My client is an instantly recognisable consultancy who urgently requires a Lead Full Stack Developer to join a business-critical programme. * Proven experience working as a Lead Java Developer within the public sector * Active Security Clearance (SC) * Java (8/11/17+): Expert-level programming and deep understanding of the language and its core libraries * Spring Boot: Expert in building RESTful APIs and microservices * AWS: Strong experience with core AWS services (EC2, S3, Lambda, IAM, etc.) * Kafka / Messaging Systems: Expertise in building event-driven architectures * SQL: Strong experience with relational databases and query optimization * REST / JSON APIs: Designing, developing, and consuming scalable APIs * Docker: Proficiency in containerizing applications for local and cloud environments
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