Date posted
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Locations
Locations
Salaries
Date posted
Type of Company
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25 Permanent API jobs in Northamptonshire + 20 miles
362 exact matches jobs are outside your preferred location
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QA Test Engineer / Technical Lead C# Postman API
QA Test Engineer / Technical Lead C# Postman API
Client Server
NG1, Nottingham, NG1 7AB
£55000 - £65000 per annum
You have strong API testing experience, ideally with Postman - Apply now to find out more about this QA Test Engineer / Technical Lead (C# Postman API SaaS) opportunity.
You have strong API testing experience, ideally with Postman - Apply now to find out more about this QA Test Engineer / Technical Lead (C# Postman API SaaS) opportunity.
NEWPREMIUM
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Fullstack Developer
Fullstack Developer
Erin Associates
B3, Birmingham
£50000 - £55000 per annum, Benefits excellent benefits
Deep knowledge of Node.js for backend and API development. Keywords: Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, Javascript, React Developer, Api, Birmingham, West Midlands, Solihull, Warwickshire
Deep knowledge of Node.js for backend and API development. Keywords: Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, Javascript, React Developer, Api, Birmingham, West Midlands, Solihull, Warwickshire
FEATURED
Fullstack Developer
Fullstack Developer
Erin Associates
B3, Birmingham
£50000 - £55000 per annum, Benefits excellent benefits
Deep knowledge of Node.js for backend and API development. Keywords: Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, Javascript, React Developer, Api, Birmingham, West Midlands, Solihull, Warwickshire
Deep knowledge of Node.js for backend and API development. Keywords: Fullstack Developer, TypeScript, Node.js, React, Azure DevOps, Javascript, React Developer, Api, Birmingham, West Midlands, Solihull, Warwickshire
FEATURED
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Strong understanding of API testing, performance profiling, and security testing
Strong understanding of API testing, performance profiling, and security testing
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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.
NEWFEATURED
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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.
NEW
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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.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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Awareness of Dataverse API
Awareness of Dataverse API
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SAP Integration Developer/Specialist - Birmingham - Permanent
SAP Integration Developer/Specialist - Birmingham - Permanent
Crimson Ltd
Birmingham, West Midlands
Up to £75000 per annum
Skilled in working with IBM Integration Bus (IIB), including message transformation, routing, and API management.
Skilled in working with IBM Integration Bus (IIB), including message transformation, routing, and API management.
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SAP Integration Developer/Specialist - Birmingham - Permanent
SAP Integration Developer/Specialist - Birmingham - Permanent
Crimson
B1, Birmingham
Up to £75000 per annum
Skilled in working with IBM Integration Bus (IIB), including message transformation, routing, and API management.
Skilled in working with IBM Integration Bus (IIB), including message transformation, routing, and API management.
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API integration
API integration
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You'll be working C# and .NET MAUI/Xamarin, working on mobile UI, offline sync, device integrations and secure API connections.
You'll be working C# and .NET MAUI/Xamarin, working on mobile UI, offline sync, device integrations and secure API connections.
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About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
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About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
About the company: Join a high-growth fintech startup in King's Cross as their Founding Engineer, working directly with the founders to build a Payments Platform API platform from the ground up. * Ambitious technologist who is passionate about building market leading Payments API Platforms
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Work with TypeScript, Node.js, React.js, and AWS services (Lambda, API Gateway). Hands-on experience with AWS services (e.g., Lambda, API Gateway). Strong background in API design and integration.
Work with TypeScript, Node.js, React.js, and AWS services (Lambda, API Gateway). Hands-on experience with AWS services (e.g., Lambda, API Gateway). Strong background in API design and integration.
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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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Build reusable .NET/C# components, API integrations, and back-office extensions
Build reusable .NET/C# components, API integrations, and back-office extensions
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3rd Line Application Engineer, Solihull – Hybrid, majority remote working - Up to £55,000 plus benefits. You will ideally be within 90 minute commutable distance of Solihull. Role; An excellent opportunity to join a recognised national company - You will be supporting the business across a range of applications including COTS, SaaS products to bespoke or industry standards, MS Power Platform / Power Apps, Data Platforms, API’s and Automations. Details - Working in a cloud first organisation, as an Applications Engineer you will be involved in project work alongside day to day escalations and complex queries, always a great chance to broaden your skills and work on varied aspects across the organisation. You will be; * Providing technical support and expertise across a range of application technology * Involved in projects for Apps and Data
3rd Line Application Engineer, Solihull – Hybrid, majority remote working - Up to £55,000 plus benefits. You will ideally be within 90 minute commutable distance of Solihull. Role; An excellent opportunity to join a recognised national company - You will be supporting the business across a range of applications including COTS, SaaS products to bespoke or industry standards, MS Power Platform / Power Apps, Data Platforms, API’s and Automations. Details - Working in a cloud first organisation, as an Applications Engineer you will be involved in project work alongside day to day escalations and complex queries, always a great chance to broaden your skills and work on varied aspects across the organisation. You will be; * Providing technical support and expertise across a range of application technology * Involved in projects for Apps and Data
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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Python Developer
Python Developer
SF Recruitment (Tech)
Brookfields, B1 2JT
£55k - 60k per year + Fully remote & Great progression
Python, Flask ,Azure, MySQL, API, Django, FastAPI, accounting, financial services
Python, Flask ,Azure, MySQL, API, Django, FastAPI, accounting, financial services
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Good understanding of API testing * Basic understanding of API automation using python
Good understanding of API testing * Basic understanding of API automation using python
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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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