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Job Information - Date Opened - 12/09/2025 - Job Type - Contract - Work Experience - 5+ years - Industry - Government & Public Sector - Salary - 400 - 500 outside - City - London - Province - Greater London - Country - United Kingdom - Postal Code - EC1A - The role - Were hiring a Data Scientist with strong Generative-AI experience to design, build, and ship AI-powered tools end-to-end. Youll work in a small, multi-disciplinary team and take ownership from discovery to deployment: scoping use-cases, building prototypes, hardening them for production, and putting the right evaluation and governance around them. What youll do - Build GenAI tools end-to-end (independently): chat/assistants, document Q&A (RAG), summarisation, classification, extraction, and workflow/agent automations. Own evaluation & safety : create offline/online eval sets, measure faithfulness/hallucin
Job Information - Date Opened - 12/09/2025 - Job Type - Contract - Work Experience - 5+ years - Industry - Government & Public Sector - Salary - 400 - 500 outside - City - London - Province - Greater London - Country - United Kingdom - Postal Code - EC1A - The role - Were hiring a Data Scientist with strong Generative-AI experience to design, build, and ship AI-powered tools end-to-end. Youll work in a small, multi-disciplinary team and take ownership from discovery to deployment: scoping use-cases, building prototypes, hardening them for production, and putting the right evaluation and governance around them. What youll do - Build GenAI tools end-to-end (independently): chat/assistants, document Q&A (RAG), summarisation, classification, extraction, and workflow/agent automations. Own evaluation & safety : create offline/online eval sets, measure faithfulness/hallucin
Full time - Experienced (relevant combo of work and education) Bachelor of Computer Science - 15 - 25% Every day, our teams innovate across the world of finance. We collaborate to work smarter, while making a difference. We believe in diversity and inclusivity, giving a voice to everyone on the team. And we celebrate our success together. If you want to make an impact in fintech, wed like to know: Are you FIS? As a Programmer Analyst at FIS, youll be at the forefront of fintech innovationdesigning and building next-generation solutions that redefine how the world pays, banks, and invests. Youll work with cutting-edge technologies to develop, implement, and support scalable software applications that power financial ecosystems globally. About the Team - Youll join a dynamic, cross-functional team of engineers, analysts, and product experts focused on delivering high-pe
Full time - Experienced (relevant combo of work and education) Bachelor of Computer Science - 15 - 25% Every day, our teams innovate across the world of finance. We collaborate to work smarter, while making a difference. We believe in diversity and inclusivity, giving a voice to everyone on the team. And we celebrate our success together. If you want to make an impact in fintech, wed like to know: Are you FIS? As a Programmer Analyst at FIS, youll be at the forefront of fintech innovationdesigning and building next-generation solutions that redefine how the world pays, banks, and invests. Youll work with cutting-edge technologies to develop, implement, and support scalable software applications that power financial ecosystems globally. About the Team - Youll join a dynamic, cross-functional team of engineers, analysts, and product experts focused on delivering high-pe
We are seeking a skilled SAP Data Migration Specialist to join our team. This contract role sits inside IR35. Duration 6 months - Summary - The successful candidate will have experience in S4 Hana Greenfield data migration and multi LOBs such as Finance, Procurement, Manufacturing and Projects. This role requires meticulous attention to detail, a strong ability to work independently while supporting the team, and effective communications skills for collaboration with Business Users. Key Tasks * Develop and optimize SQL scripts for data extraction, transformation, loading (ETL). * Write robust, efficient, and scalable SQL code for data manipulation, reporting, and analytics across various platforms * Proficiency in writing complex SQL queries, stored procedures, and database triggers * Experienced S/4HANA Public cloud Data Migration consultant covering P2P, OTC, Financ
We are seeking a skilled SAP Data Migration Specialist to join our team. This contract role sits inside IR35. Duration 6 months - Summary - The successful candidate will have experience in S4 Hana Greenfield data migration and multi LOBs such as Finance, Procurement, Manufacturing and Projects. This role requires meticulous attention to detail, a strong ability to work independently while supporting the team, and effective communications skills for collaboration with Business Users. Key Tasks * Develop and optimize SQL scripts for data extraction, transformation, loading (ETL). * Write robust, efficient, and scalable SQL code for data manipulation, reporting, and analytics across various platforms * Proficiency in writing complex SQL queries, stored procedures, and database triggers * Experienced S/4HANA Public cloud Data Migration consultant covering P2P, OTC, Financ
API Integration: Build and integrate secure RESTful APIs to ensure seamless communication between systems.
API Integration: Build and integrate secure RESTful APIs to ensure seamless communication between systems.
Knowledge of database testing and API testing methodologies.
Knowledge of database testing and API testing methodologies.
509 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.
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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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Solid background in Apex, LWC, SOQL, and REST/SOAP API integration.
Solid background in Apex, LWC, SOQL, and REST/SOAP API integration.
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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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Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
Champion best practices across testing disciplines including unit, integration, UI, API, and performance * Knowledge of web, mobile, API/microservices testing and contract testing (e.g. PACT)
PREMIUM
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Senior .NET Integration Developer
Senior .NET Integration Developer
Oscar Associates (UK) Limited
SL6, Maidenhead
£50000 - £65000 per annum
Assist customers and partners in integration setup and API/gateway usage.
Assist customers and partners in integration setup and API/gateway usage.
FEATURED
Awareness of Dataverse API
Awareness of Dataverse API
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Strong knowledge of data modelling, API management, and cloud integration.
Strong knowledge of data modelling, API management, and cloud integration.
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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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Deep understanding of RESTful API design and integration
Deep understanding of RESTful API design and integration
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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.
Integration Developer-Azure-Salesforce-Student records
Integration Developer-Azure-Salesforce-Student records
InterQuest Group (UK) Limited
London
£450 per day
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
The role will focus on building and support integrations between new and existing systems using Microsoft Azure PaaS components to develop modular, reusable, and secure integration components aligned with canonical data models and modern API-first principles. * experience with Azure PaaS integration tools: Logic Apps, Functions, API Management, Service Bus, Event Grid * Experience building and managing REST APIs and implementing API-first integration designs * Exposure to OpenAPI/Swagger, API lifecycle management, and version control best practices.
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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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Cybersecurity Engineer - Hybrid Remote
Cybersecurity Engineer - Hybrid Remote
VERTECH GROUP (UK) LTD
N7, North London
From £65,000 to £75,000 per annum + Benefits
Strong knowledge of web/mobile security (OWASP Top 10, API security), cloud security (AWS), and CI/CD pipeline hardening
Strong knowledge of web/mobile security (OWASP Top 10, API security), cloud security (AWS), and CI/CD pipeline hardening
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API knowledge - CSPM integration with other tools using APIs
API knowledge - CSPM integration with other tools using APIs
PREMIUM