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Api
Derbyshire
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0 Contract API jobs in Derbyshire + 20 miles
4 exact matches jobs are outside your preferred location
Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
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Were looking for a Principal Python Engineer for a leading and scaling Telco business. This is a chance to combine hands-on coding with technical leadership. * Leading the design and development of robust, scalable Python applications * Setting technical direction and best practices for the engineering team * Collaborating with product managers, engineers, and stakeholders to deliver high-quality solutions * Mentoring and supporting engineers, helping raise the overall technical bar * Driving innovation, architecture decisions, and adoption of modern engineering practices * Extensive experience building complex applications in Python * Strong knowledge of modern frameworks (e.g., Django, FastAPI, Flask) * Experience with cloud platforms (AWS, GCP, or Azure) and scalable architectures * Strong understanding of APIs, microservices, and distributed systems
Were looking for a Principal Python Engineer for a leading and scaling Telco business. This is a chance to combine hands-on coding with technical leadership. * Leading the design and development of robust, scalable Python applications * Setting technical direction and best practices for the engineering team * Collaborating with product managers, engineers, and stakeholders to deliver high-quality solutions * Mentoring and supporting engineers, helping raise the overall technical bar * Driving innovation, architecture decisions, and adoption of modern engineering practices * Extensive experience building complex applications in Python * Strong knowledge of modern frameworks (e.g., Django, FastAPI, Flask) * Experience with cloud platforms (AWS, GCP, or Azure) and scalable architectures * Strong understanding of APIs, microservices, and distributed systems
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Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
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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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Were looking for a Lead Java Developer for our public sector client based in Leeds, Manchester or Newcastle on an initial contract paying up to £750 per day Inside IR35 on an initial 12 month contract. Modern software engineering for digital products (Java, microservices, Hexagonal architecture, MongoDB, Kafka) This role requires 3 days per week in the office and applicants must hold or be eligible to obtain Security Clearance (SC) or hold a current SC. You will be a hands-on technical leader, setting direction for your team, ensuring alignment to standards, and driving the delivery of secure, high-quality digital services. The work will contribute to the transformation of critical national platforms, supporting millions of people across the UK. Setting technical direction for your service or capability, in line with organisational st
Were looking for a Lead Java Developer for our public sector client based in Leeds, Manchester or Newcastle on an initial contract paying up to £750 per day Inside IR35 on an initial 12 month contract. Modern software engineering for digital products (Java, microservices, Hexagonal architecture, MongoDB, Kafka) This role requires 3 days per week in the office and applicants must hold or be eligible to obtain Security Clearance (SC) or hold a current SC. You will be a hands-on technical leader, setting direction for your team, ensuring alignment to standards, and driving the delivery of secure, high-quality digital services. The work will contribute to the transformation of critical national platforms, supporting millions of people across the UK. Setting technical direction for your service or capability, in line with organisational st
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This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Collaborate with Data and Infrastructure teams to translate requirements into robust technical solutions that align with the overall integration architecture * Produce and maintain clear documentation of integration flows * Strong experience with RESTful API integrations * Proven understanding of integration ETL/ELT concepts - Contra
This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Collaborate with Data and Infrastructure teams to translate requirements into robust technical solutions that align with the overall integration architecture * Produce and maintain clear documentation of integration flows * Strong experience with RESTful API integrations * Proven understanding of integration ETL/ELT concepts - Contra
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This is a senior opportunity with a global research leader, where youll architect and optimise the platforms that deliver large-scale language models to production. Edinburgh (on-site) £100k-120k + exceptional benefits - A rare chance to drive the future of AI infrastructure at one of the world's leading R&D tech organisations. Youll be working on some of the hardest challenges in distributed AI systems: building ultra-reliable, ultra-scalable environments for inference and deployment. What youll be doing * Designing cloud-native architectures to run large language models on serverless frameworks (e.g. Kubernetes, Knative, or custom-built FaaS). * Developing approaches to minimise cold-start latency through advanced container snapshotting, weight pre-loading, and graph partitioning. * Building distributed inference pipelines with tensor parallelism, m
This is a senior opportunity with a global research leader, where youll architect and optimise the platforms that deliver large-scale language models to production. Edinburgh (on-site) £100k-120k + exceptional benefits - A rare chance to drive the future of AI infrastructure at one of the world's leading R&D tech organisations. Youll be working on some of the hardest challenges in distributed AI systems: building ultra-reliable, ultra-scalable environments for inference and deployment. What youll be doing * Designing cloud-native architectures to run large language models on serverless frameworks (e.g. Kubernetes, Knative, or custom-built FaaS). * Developing approaches to minimise cold-start latency through advanced container snapshotting, weight pre-loading, and graph partitioning. * Building distributed inference pipelines with tensor parallelism, m
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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)
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. Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months * 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
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With a mission to streamline complex systems through intelligent automation, they're seeking a talented Platform Engineer to join their remote team and help shape the future of their pioneering platform. * Manage and improve the deployment of shared platform services across Kubernetes clusters. * Act as a technical advisor across platform, infrastructure, and application teams. * Experience mentoring and supporting engineers. Fully Remote (UK-based) | £75,000 - £85,000 + Excellent Benefits - Our client is a forward-thinking software provider using cutting-edge technology - including AI - to transform how businesses operate. * Lead the deployment and management of infrastructure and applications using ArgoCD, applying GitOps best practices. * Collaborate with cross-fun
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Senior Software Engineer - Core Wealth Services
Senior Software Engineer - Core Wealth Services
Hargreaves Lansdown
London
Up to £95000 per annum + Generous Bonus, Pension & PMI
We're on the lookout for engineers who can help develop our offering, creating quality-focused first-class applications at pace, leveraging cloud applications to deliver robust, event-driven microservices used by millions of customers every day to manage their investment portfolios. * Happy to review, share knowledge and mentor engineers within the team. This is the future of HL - and the future of investing. We're building the next generation of platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in assets. This is your opportunity to shape technology that will redefine how people invest and achieve financial freedom. All development within Core Wealth Services is greenfield. That means a clean slate - the chance to design, architect and build from the grou
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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)
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. Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months * 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 pe
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Software Engineering Manager - Core Wealth Services
Software Engineering Manager - Core Wealth Services
Hargreaves Lansdown
London
Up to £125000 per annum + Generous Bonus, Pension & PMI
As a Software Engineering Manager, you'll lead a backend engineering team to deliver secure, scalable, and high-impact solutions. * Strong software engineering background (Java / TypeScript / cloud-native systems). In our Leadership & Cultural Fit section, in this live, interactive session, you'll step into the role of an Engineering Manager overseeing a legacy Java system. We're building the next generation platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in assets. All development within Core Wealth Services is greenfield. Core Wealth Services forms the backbone of our investment platform, managing the essential business logic and proce
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Technical Platform Architect for London - Hybrid role
Technical Platform Architect for London - Hybrid role
Claremont Consulting
NW1, North West London
£80000.00 - £100000.00 per annum + Many benefits
As a Technical Architect, you will play a pivotal role in translating business requirements into effective technical solutions. Technical Architect My client is seeking an experienced and dynamic Azure Cloud Technical Architect to join their team and lead the way in crafting robust, scalable, and efficient systems that meet the needs of stakeholders. Hybrid role You will oversee the design and implementation of software systems, ensure alignment with architectural standards, and provide technical leadership to development teams. The role is varied and will include - Provide technical input into the IT infrastructure road-map, Serve as a technical desi
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