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        16 Temporary API jobs in London + 20 miles

        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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        NEW
        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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        NEW

        Head of New Product Delivery (Insurance) *12 month FTC*

        Saga Group Limited
        North London, London, N1 4AC
        £70,000 - £90,000 dependent on experience + car allowance
        Head of New Product Delivery (Insurance) £70,000 - £90,000 dependent on experience + car allowance - 12 month secondment - Hybrid London/Folkestone - At Saga, were not just a business were a trusted brand, built on care, understanding, and delivering the very best for our customers. At Saga we are driving forward in our vision to continue to provide our experience customers with best-in-class insurance products that support their individual needs. In this newly created role, youll join us as Head of Product Development to lead the development of new insurance products. Reporting to the Chief Commercial Officer, you will own the new product delivery agenda, manage the backlog, and drive delivery - working closely with internal teams and partners to launch customer-focused, compliant, and commercially successful products.
        Head of New Product Delivery (Insurance) £70,000 - £90,000 dependent on experience + car allowance - 12 month secondment - Hybrid London/Folkestone - At Saga, were not just a business were a trusted brand, built on care, understanding, and delivering the very best for our customers. At Saga we are driving forward in our vision to continue to provide our experience customers with best-in-class insurance products that support their individual needs. In this newly created role, youll join us as Head of Product Development to lead the development of new insurance products. Reporting to the Chief Commercial Officer, you will own the new product delivery agenda, manage the backlog, and drive delivery - working closely with internal teams and partners to launch customer-focused, compliant, and commercially successful products.
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        NEWFEATURED
        Liberty Wines is modernising its data estate: migrating from on-prem Analysis Services to the cloud, moving our WMS, ERP and bespoke apps to scalable platforms, and expanding AI/ML initiatives. We are evaluating both Fabric and Databricks as a potential strategic fit. As our hands-on Data & Analytics Engineer, youll play a key role in shaping and influencing that decision, helping assess the best platform for our needs based on your experience and contributing to successful delivery on either. You will work end-to-end, from schema design to dashboard storytelling, and be the pivotal data voice in the Technology team. This role offers broad ownership across tooling, standards, engineering and enablement rather than being confined to a narrow BI silo. Key Responsibilities - Data Platform Build-out * Design relational & Lakehouse schemas in Fabric or Databricks
        Liberty Wines is modernising its data estate: migrating from on-prem Analysis Services to the cloud, moving our WMS, ERP and bespoke apps to scalable platforms, and expanding AI/ML initiatives. We are evaluating both Fabric and Databricks as a potential strategic fit. As our hands-on Data & Analytics Engineer, youll play a key role in shaping and influencing that decision, helping assess the best platform for our needs based on your experience and contributing to successful delivery on either. You will work end-to-end, from schema design to dashboard storytelling, and be the pivotal data voice in the Technology team. This role offers broad ownership across tooling, standards, engineering and enablement rather than being confined to a narrow BI silo. Key Responsibilities - Data Platform Build-out * Design relational & Lakehouse schemas in Fabric or Databricks
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        NEW

        Technical Project Manager

        Sterling Williams Ltd
        Mayfair, W1
        From £70,000 to £80,000 per annum
        Sterling Williams are working alongside an International Bank looking to hire a hands-on, technical Project Manager on an 18-month FTC basis to support a changing core banking system. You will play a crucial role in overseeing and implementing complex technical integration projects e.g. digital platforms, GL, Payments and other 3rd party systems covering KYC/AML etc. 18 month Fixed Term Contract initially - Salary: £80,000 pa plus benefits - Full-Time; office based 4 days per week (West End of London) The ideal candidate will have a strong background in software development, system architecture, and project management and will be responsible for leading integration efforts. * Lead the integration stream for the core banking project, focusing on technical aspects. * Assist in the transition to new digital initiatives, ensuring a safe, secure, and risk-managed process.
        Sterling Williams are working alongside an International Bank looking to hire a hands-on, technical Project Manager on an 18-month FTC basis to support a changing core banking system. You will play a crucial role in overseeing and implementing complex technical integration projects e.g. digital platforms, GL, Payments and other 3rd party systems covering KYC/AML etc. 18 month Fixed Term Contract initially - Salary: £80,000 pa plus benefits - Full-Time; office based 4 days per week (West End of London) The ideal candidate will have a strong background in software development, system architecture, and project management and will be responsible for leading integration efforts. * Lead the integration stream for the core banking project, focusing on technical aspects. * Assist in the transition to new digital initiatives, ensuring a safe, secure, and risk-managed process.
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        NEW
        Should have adequate understanding of APIs and microservices and should be able to perform testing at API layer. * Good working experience in performance testing and API testing of Energy trading applications for upstream areas. * Should have good working experience in performance testing and API testing of Energy trading applications for upstream areas.
        Should have adequate understanding of APIs and microservices and should be able to perform testing at API layer. * Good working experience in performance testing and API testing of Energy trading applications for upstream areas. * Should have good working experience in performance testing and API testing of Energy trading applications for upstream areas.
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        Credit Risk Manager

        Cornhill International Payments (T/A iBanFirst Limited)
        London
        £90,000 - £100,000 a year
        Job Description - As the head of the credit risk team, the Head of Credit manages the credit risk function within the Risk Department. This leadership role requires a seasoned professional with a strong understanding of credit risk analysis, credit risk management, regulatory compliance, and strategic credit thinking. This role involves assessing the creditworthiness of counterparties, negotiating collateral terms in conjunction with the Sales team, monitoring credit risk indicators, exposures, and limits, and reviewing the credit quality of iBanFirst's portfolio exposure. Reporting directly to the CRO, the Credit Risk Manager manages a team of credit risk analysts. The main goal is to ensure iBanFirst's credit exposure is controlled and maintained within the risk appetite and in line with the credit strategy set by the Board. What you will do
        Job Description - As the head of the credit risk team, the Head of Credit manages the credit risk function within the Risk Department. This leadership role requires a seasoned professional with a strong understanding of credit risk analysis, credit risk management, regulatory compliance, and strategic credit thinking. This role involves assessing the creditworthiness of counterparties, negotiating collateral terms in conjunction with the Sales team, monitoring credit risk indicators, exposures, and limits, and reviewing the credit quality of iBanFirst's portfolio exposure. Reporting directly to the CRO, the Credit Risk Manager manages a team of credit risk analysts. The main goal is to ensure iBanFirst's credit exposure is controlled and maintained within the risk appetite and in line with the credit strategy set by the Board. What you will do
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        NEW
        Company Description - Are you ready to trade your job for a journey? Become a FlyMate! Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, were on a mission to deliver the worlds most important and complex payments. We use our Flywire Advantage - the combination of our next-gen payments platform, proprietary payment network and vertical specific software, to help our clients get paid, and help their customers pay with ease - no matter where they are in the world. What more do we need to truly be unstoppable? Perhaps, that is you! Flywire is a global payments enablement and software company, founded a decade ago to solve high-stakes, high-value payments in education, using modern technology. Today, weve digitized payments for more than 3,300+ global clients across education, healthcare, travel & B2B, covering more than
        Company Description - Are you ready to trade your job for a journey? Become a FlyMate! Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, were on a mission to deliver the worlds most important and complex payments. We use our Flywire Advantage - the combination of our next-gen payments platform, proprietary payment network and vertical specific software, to help our clients get paid, and help their customers pay with ease - no matter where they are in the world. What more do we need to truly be unstoppable? Perhaps, that is you! Flywire is a global payments enablement and software company, founded a decade ago to solve high-stakes, high-value payments in education, using modern technology. Today, weve digitized payments for more than 3,300+ global clients across education, healthcare, travel & B2B, covering more than
        more
        Are you passionate about financial markets, data analytics, and client engagement? Join Similarweb as a Customer Success Manager (CSM) focused on our Investor clients across EMEA. In this consultative and analytical role, you'll be the strategic partner helping our investment clients turn digital insights into actionable strategies. From onboarding to long-term optimization, you'll guide hedge funds, private equity firms, venture capital groups, and investment banks through impactful use of Similarweb's market intelligence. Why This Role Matters - At Similarweb, we empower thousands of companiesranging from Fortune 500 giants to emerging startupsto achieve their strategic goals through digital intelligence. In the Investor Vertical, your domain expertise will be critical to ensuring clients extract maximum value from our platform and data, influencing business decisio
        Are you passionate about financial markets, data analytics, and client engagement? Join Similarweb as a Customer Success Manager (CSM) focused on our Investor clients across EMEA. In this consultative and analytical role, you'll be the strategic partner helping our investment clients turn digital insights into actionable strategies. From onboarding to long-term optimization, you'll guide hedge funds, private equity firms, venture capital groups, and investment banks through impactful use of Similarweb's market intelligence. Why This Role Matters - At Similarweb, we empower thousands of companiesranging from Fortune 500 giants to emerging startupsto achieve their strategic goals through digital intelligence. In the Investor Vertical, your domain expertise will be critical to ensuring clients extract maximum value from our platform and data, influencing business decisio
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        At Ripple, we're building a world where value moves like information does today. It's big, it's bold, and we're already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs. If you're ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. As an Engineering Manager in our Finance Primitives organization, you'll play a critical role in owning and evolving the systems that keep the financial engine of the company running. This team sits at the heart of our infrastructureresponsible for bank integrations, pa
        At Ripple, we're building a world where value moves like information does today. It's big, it's bold, and we're already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs. If you're ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. As an Engineering Manager in our Finance Primitives organization, you'll play a critical role in owning and evolving the systems that keep the financial engine of the company running. This team sits at the heart of our infrastructureresponsible for bank integrations, pa
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        Partner with Engineering for API-driven integrations and maintain data connectors to our dashboard. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
        Partner with Engineering for API-driven integrations and maintain data connectors to our dashboard. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
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        4 exact matches jobs are outside your preferred location

        Job Description Workday Integration Consultant - Key Responsibilities - Design, develop, and maintain Workday integrations including Core Connectors, EIBs, Studio, and custom solutions. Leverage Workday HCM core knowledge to deliver effective integration solutions. Perform XML/XSLT transformations and handle various file formats (CSV, XML, JSON, etc.). Work with APIs, Web Services (SOAP/REST), and file transfer protocols (SFTP/FTP). Ensure accuracy, compliance, and performance of integrations across HR, Payroll, Benefits, and Finance systems. Collaborate with business stakeholders to translate requirements and process logic into actionable code and functional solutions. Troubleshoot, optimize, and support integrations in production environments. Plan, prioritize, and deliver assigned work within agreed timelines. Required Skills & Qualifications
        Job Description Workday Integration Consultant - Key Responsibilities - Design, develop, and maintain Workday integrations including Core Connectors, EIBs, Studio, and custom solutions. Leverage Workday HCM core knowledge to deliver effective integration solutions. Perform XML/XSLT transformations and handle various file formats (CSV, XML, JSON, etc.). Work with APIs, Web Services (SOAP/REST), and file transfer protocols (SFTP/FTP). Ensure accuracy, compliance, and performance of integrations across HR, Payroll, Benefits, and Finance systems. Collaborate with business stakeholders to translate requirements and process logic into actionable code and functional solutions. Troubleshoot, optimize, and support integrations in production environments. Plan, prioritize, and deliver assigned work within agreed timelines. Required Skills & Qualifications
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        You'll be working with a team team of highly skilled and successful claims experts as well as our new and innovative, API first claims management system to support in the delivery of a world-leading Claims service to our UK customers while ensuring the business has access to high-quality claims data and fighting fraud.
        You'll be working with a team team of highly skilled and successful claims experts as well as our new and innovative, API first claims management system to support in the delivery of a world-leading Claims service to our UK customers while ensuring the business has access to high-quality claims data and fighting fraud.
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        What is the average salary for API in London?

        Average salary per year
        £72,499

        The average salary for a API in London is £72,499. API in London salaries range from £62,499 to £87,499.

        Frequently Asked Questions

        How many temporary API jobs are there in London?
        There are 16 temporary API jobs within 20 miles of London available on CityJobs right now.

        Where in London are these temporary jobs?
        You can find temporary jobs in Central London, City of London, North London.

        What other similar jobs are there to temporary API jobs in London?
        As well as temporary API jobs in London, you can find temporary IT, Consulting, Analysis, amongst many others.