Permanent 'API Development' Job Vacancies

326 to 350 of 492 Permanent API Development Jobs

Gen AI Engineer

City of London, London, United Kingdom
Queen Square Recruitment
and tools: Azure, Databricks, Azure ML, Vertex AI, Azure AI Services, Azure DevOps. Strong Python and LLM libraries experience: langchain, LangGraph, semantic kernel, promptflow, Autogen. Software engineering skills, including API development, FastAPI, Asyncio, and frontend integration. Experience with Gen AI model deployment, monitoring, CI/CD pipelines (Weights & Biases, GitHub). Strong understanding of AI security, compliance, and More ❯
Posted:

Gen AI Engineer

South East, United Kingdom
Queen Square Recruitment
and tools: Azure, Databricks, Azure ML, Vertex AI, Azure AI Services, Azure DevOps. Strong Python and LLM libraries experience: langchain, LangGraph, semantic kernel, promptflow, Autogen. Software engineering skills, including API development, FastAPI, Asyncio, and frontend integration. Experience with Gen AI model deployment, monitoring, CI/CD pipelines (Weights & Biases, GitHub). Strong understanding of AI security, compliance, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Gen AI Engineer

london, south east england, united kingdom
Queen Square Recruitment
and tools: Azure, Databricks, Azure ML, Vertex AI, Azure AI Services, Azure DevOps. Strong Python and LLM libraries experience: langchain, LangGraph, semantic kernel, promptflow, Autogen. Software engineering skills, including API development, FastAPI, Asyncio, and frontend integration. Experience with Gen AI model deployment, monitoring, CI/CD pipelines (Weights & Biases, GitHub). Strong understanding of AI security, compliance, and More ❯
Posted:

Gen AI Engineer

london (city of london), south east england, united kingdom
Queen Square Recruitment
and tools: Azure, Databricks, Azure ML, Vertex AI, Azure AI Services, Azure DevOps. Strong Python and LLM libraries experience: langchain, LangGraph, semantic kernel, promptflow, Autogen. Software engineering skills, including API development, FastAPI, Asyncio, and frontend integration. Experience with Gen AI model deployment, monitoring, CI/CD pipelines (Weights & Biases, GitHub). Strong understanding of AI security, compliance, and More ❯
Posted:

Gen AI Engineer

slough, south east england, united kingdom
Queen Square Recruitment
and tools: Azure, Databricks, Azure ML, Vertex AI, Azure AI Services, Azure DevOps. Strong Python and LLM libraries experience: langchain, LangGraph, semantic kernel, promptflow, Autogen. Software engineering skills, including API development, FastAPI, Asyncio, and frontend integration. Experience with Gen AI model deployment, monitoring, CI/CD pipelines (Weights & Biases, GitHub). Strong understanding of AI security, compliance, and More ❯
Posted:

Data Engineer (Football Club)

City of London, London, United Kingdom
Hybrid / WFH Options
Singular Recruitment
on expertise with BigQuery, Cloud Storage, Pub/Sub, and orchestrating workflows with Composer or Vertex Pipelines. Domain Knowledge: Understanding of sports-specific data types ( event, tracking, scouting, video ) API Development: Experience building data-centric APIs using FastAPI , especially in serverless environments (e.g., Google App Engine) Streaming Data: Familiarity with real-time data pipelines and data ingestion at More ❯
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Data Engineer (Football Club)

London Area, United Kingdom
Hybrid / WFH Options
Singular Recruitment
on expertise with BigQuery, Cloud Storage, Pub/Sub, and orchestrating workflows with Composer or Vertex Pipelines. Domain Knowledge: Understanding of sports-specific data types ( event, tracking, scouting, video ) API Development: Experience building data-centric APIs using FastAPI , especially in serverless environments (e.g., Google App Engine) Streaming Data: Familiarity with real-time data pipelines and data ingestion at More ❯
Posted:

Data Engineer (Football Club)

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Singular Recruitment
on expertise with BigQuery, Cloud Storage, Pub/Sub, and orchestrating workflows with Composer or Vertex Pipelines. Domain Knowledge: Understanding of sports-specific data types ( event, tracking, scouting, video ) API Development: Experience building data-centric APIs using FastAPI , especially in serverless environments (e.g., Google App Engine) Streaming Data: Familiarity with real-time data pipelines and data ingestion at More ❯
Posted:

AI Engineer

Weybridge, Surrey, South East, United Kingdom
Polar Recruitment Services Ltd
SLM fine-tuning and prompt development. Proficiency in Python and data libraries such as Pandas, NumPy, Scikit-learn, PyTorch/TensorFlow. Practical knowledge in SQL/NoSQL databases and API development/integration. Proven ability to analyze model performance and optimize for accuracy, efficiency, and scalability. Exposure to prominent AI frameworks like Hugging Face, LangChain. Preferred/Advantage More ❯
Employment Type: Permanent
Salary: £50,000
Posted:

Senior Software Engineer

Leeds, England, United Kingdom
Hybrid / WFH Options
Vitreus Talent
but supportive environment – this is the role for you. What You’ll Be Doing Building and maintaining high-quality, customer-facing and back end digital platforms across Web, App, API & Microservices Designing scalable, secure solutions in line with modern engineering principles and cloud-based architecture Shaping delivery practices, automation, and observability tooling Collaborating across teams in product, test, delivery … and service to get great work into customers’ hands Coaching others and contributing to the development of an engineering-led culture What You’ll Bring You’re an experienced Software Engineer with strong .NET skills and a passion for building scalable, cloud-native solutions. You enjoy working across the stack, exploring new technologies, and contributing to how teams design … and deliver software. You’ll bring: Proven experience in C#, .NET Core, and MVC, with a solid grasp of RESTful API design and development. Exposure to JavaScript frameworks such as React or Vue.js, and confident with core front-end skills (HTML, CSS, JavaScript). Experience developing and deploying in the cloud (Azure or AWS), ideally using Infrastructure as Code. More ❯
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Senior Software Engineer

bradford, yorkshire and the humber, united kingdom
Hybrid / WFH Options
Vitreus Talent
but supportive environment – this is the role for you. What You’ll Be Doing Building and maintaining high-quality, customer-facing and back end digital platforms across Web, App, API & Microservices Designing scalable, secure solutions in line with modern engineering principles and cloud-based architecture Shaping delivery practices, automation, and observability tooling Collaborating across teams in product, test, delivery … and service to get great work into customers’ hands Coaching others and contributing to the development of an engineering-led culture What You’ll Bring You’re an experienced Software Engineer with strong .NET skills and a passion for building scalable, cloud-native solutions. You enjoy working across the stack, exploring new technologies, and contributing to how teams design … and deliver software. You’ll bring: Proven experience in C#, .NET Core, and MVC, with a solid grasp of RESTful API design and development. Exposure to JavaScript frameworks such as React or Vue.js, and confident with core front-end skills (HTML, CSS, JavaScript). Experience developing and deploying in the cloud (Azure or AWS), ideally using Infrastructure as Code. More ❯
Posted:

Machine Learning Engineer (0–3 Years Experience)

London, South East, England, United Kingdom
Hybrid / WFH Options
IT Graduate Recruitment
mentorship from senior ML engineers, AI researchers, and founders. Freedom to experiment with state-of-the-art models, tools, and frameworks. Modern tech stack (Python, LangChain, Hugging Face, OpenAI API, Pinecone, Kubernetes, etc.). Flexible working — remote-first culture with in-person team sessions for collaboration. Career acceleration — opportunities to own projects, lead development, and shape the product … Data Science, AI Research, MLOps, Data Pipelines, Prompt Engineering, Model Fine-Tuning, Cloud Computing, AWS, Azure, Google Cloud, AI Infrastructure, Transformers, Reinforcement Learning, Vector Databases, Pinecone, Weaviate, Semantic Search, API Development, AI Deployment, Model Serving, AI Automation, Early Stage Startup, AI Startups, Tech Startup, Machine Intelligence, Applied AI, AI Applications, AI Innovation, AI Product Development, AI Tools … Research Engineer, ML Developer, Data Engineer, Graduate AI Engineer, Entry Level AI Engineer, Junior ML Engineer, AI Internship, AI Fellowship, Applied Machine Learning, AI Model Development, AI Systems, Deep Tech, AI R&D, AI Solutions, AI Platform, AI Careers, Computer Vision, Speech Recognition, Chatbot, AI Copilot, Cognitive Computing, Intelligent Systems. More ❯
Employment Type: Full-Time
Salary: £45,000 - £75,000 per annum, OTE
Posted:

Senior Back-End Developer, Java Spring Boot, Hybrid, COR7370

Leamington Spa, Warwickshire, West Midlands, United Kingdom
Hybrid / WFH Options
Corriculo Ltd
edge back-end architecture. The Company Our client is transforming the way their industry works through innovative, AI-driven technology. With a collaborative culture and a focus on professional development, they provide an exciting environment to grow your skills while working on impactful projects. The role is primarily remote working, with one day per week from their offices near … Leamington Spa. What's Required? The ideal candidate will have: Strong experience with Java and Spring Boot A solid understanding of RESTful API development and microservices Proficiency with relational databases and query optimisation along with experience with DevOps tools is desirable An interest in AI technologies is a plus Next Steps Ready to take the next step in More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:

Solutions Architect

St. Albans, Hertfordshire, England, United Kingdom
Method Resourcing
Solutions Architect (Integration | API Design)St Albans (Hybrid) Compensation: £95,000 +Bonus +Equity Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. They're seeking a Solutions Architect to lead the end-to-end technical design of mission-critical platforms and services. The Role: We're … disparate systems, and overseeing their seamless migration to a new, unified platform - ensuring zero downtime throughout. In addition, you'll lead the standardisation of tooling, practices, and documentation across development teams, establishing a single source of truth to drive consistency and quality in solution delivery. Key Responsibilities: Own and deliver end-to-end architecture across microservices, APIs, message buses … emerging technologies What We're Looking For: Proven experience in Solution Architecture or Solution Design, ideally in environments involving systems consolidation or major technology transformations Proficiency in cloud platforms, API development, message buses, DevOps practices, and languages such as C#, Python, or PHP Ability to clearly document and present architecture decisions, trade-offs, and constraints to technical and More ❯
Employment Type: Full-Time
Salary: £85,000 - £95,000 per annum
Posted:

Solutions Architect

St. Albans, Hertfordshire, South East, United Kingdom
Method-Resourcing
Solutions Architect (Integration | API Design) St Albans (Hybrid) Compensation: £95,000 +Bonus +Equity Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. They're seeking a Solutions Architect to lead the end-to-end technical design of mission-critical platforms and services. The Role: We're … disparate systems, and overseeing their seamless migration to a new, unified platform - ensuring zero downtime throughout. In addition, you'll lead the standardisation of tooling, practices, and documentation across development teams, establishing a single source of truth to drive consistency and quality in solution delivery. Key Responsibilities: Own and deliver end-to-end architecture across microservices, APIs, message buses … emerging technologies What We're Looking For: Proven experience in Solution Architecture or Solution Design, ideally in environments involving systems consolidation or major technology transformations Proficiency in cloud platforms, API development, message buses, DevOps practices, and languages such as C#, Python, or PHP Ability to clearly document and present architecture decisions, trade-offs, and constraints to technical and More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

Solutions Architect

st albans, east anglia, united kingdom
Method Resourcing
Solutions Architect (Integration | API Design) St Albans (Hybrid) £90,000 + Bonus + Lucrative Shares Scheme Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. They’re seeking a Solutions Architect to lead the end-to-end technical design of mission-critical platforms and services. The … disparate systems, and overseeing their seamless migration to a new, unified platform — ensuring zero downtime throughout. In addition, you’ll lead the standardisation of tooling, practices, and documentation across development teams, establishing a single source of truth to drive consistency and quality in solution delivery. Key Responsibilities: Own and deliver end-to-end architecture across microservices, APIs, message buses … emerging technologies What We’re Looking For: Proven experience in Solution Architecture or Solution Design, ideally in environments involving systems consolidation or major technology transformations Proficiency in cloud platforms, API development, message buses, DevOps practices, and languages such as C#, Python, or PHP Ability to clearly document and present architecture decisions, trade-offs, and constraints to technical and More ❯
Posted:

Solutions Architect

watford, hertfordshire, east anglia, united kingdom
Method Resourcing
Solutions Architect (Integration | API Design) St Albans (Hybrid) £90,000 + Bonus + Lucrative Shares Scheme Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. They’re seeking a Solutions Architect to lead the end-to-end technical design of mission-critical platforms and services. The … disparate systems, and overseeing their seamless migration to a new, unified platform — ensuring zero downtime throughout. In addition, you’ll lead the standardisation of tooling, practices, and documentation across development teams, establishing a single source of truth to drive consistency and quality in solution delivery. Key Responsibilities: Own and deliver end-to-end architecture across microservices, APIs, message buses … emerging technologies What We’re Looking For: Proven experience in Solution Architecture or Solution Design, ideally in environments involving systems consolidation or major technology transformations Proficiency in cloud platforms, API development, message buses, DevOps practices, and languages such as C#, Python, or PHP Ability to clearly document and present architecture decisions, trade-offs, and constraints to technical and More ❯
Posted:

SALESFORCE DATA CLOUD EXPERT

South East, United Kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

SALESFORCE DATA CLOUD EXPERT

London Area, United Kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Posted:

SALESFORCE DATA CLOUD EXPERT

City of London, London, United Kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Posted:

SALESFORCE DATA CLOUD EXPERT

london, south east england, united kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Posted:

SALESFORCE DATA CLOUD EXPERT

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Posted:

SALESFORCE DATA CLOUD EXPERT

slough, south east england, united kingdom
Hybrid / WFH Options
Next Ventures
Key Responsibilities Lead the end-to-end implementation and optimisation of Salesforce Data Cloud Define and drive data governance, quality, and integration strategies Build and enhance data pipelines and API-based system integrations Develop dashboards and analytic insights to support key business outcomes Act as the technical and strategic lead for the Data Cloud programme Train, mentor, and enable … full implementations required) Strong understanding of data management and governance within large enterprise environments Proficiency in SQL, data modeling, and analytics/reporting frameworks Solid experience with API development and integration methodologies Excellent communication skills with the ability to influence and guide teams Comfortable taking ownership and steering solution direction within a complex organisation Salesforce certifications are beneficial More ❯
Posted:

SharePoint Developer

Croydon, Surrey, South East, United Kingdom
Hybrid / WFH Options
PPF (Pension Protection Fund)
and very valuable role in the UK pension industry. We are top in our field because of our people. Were looking for a skilled SharePoint Developer to join our Development and Testing team. This is a key role for someone passionate about building high-quality, scalable applications using SharePoint, Microsoft 365, and Azure services. If you enjoy solving complex … Canvas), and Power Automate. The role also involves application maintenance, deployment, governance, and promoting best practices across the organisation. Were looking for candidates with proven experience in custom SharePoint development using SPFx (React), and a strong understanding of M365 services. You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration. More ❯
Employment Type: Permanent
Salary: £60,000
Posted:

SharePoint Developer

CR0, Croydon, Greater London, United Kingdom
Hybrid / WFH Options
Pension Protection Fund
very valuable role in the UK pension industry. We are top in our field – because of our people. We’re looking for a skilled SharePoint Developer to join our Development and Testing team. This is a key role for someone passionate about building high-quality, scalable applications using SharePoint, Microsoft 365, and Azure services. If you enjoy solving complex … and Power Automate. The role also involves application maintenance, deployment, governance, and promoting best practices across the organisation. We’re looking for candidates with proven experience in custom SharePoint development using SPFx (React), and a strong understanding of M365 services. You should be confident working with cloud technologies like Azure, API development and integration, and SharePoint administration. More ❯
Employment Type: Permanent
Salary: £56000 - £61500/annum plus Civil Service pension
Posted:
API Development
10th Percentile
£46,500
25th Percentile
£52,400
Median
£65,000
75th Percentile
£81,250
90th Percentile
£92,500