376 to 400 of 503 Permanent API Development Jobs

Developer

Hiring Organisation
TRIA
Location
Southampton, UK
Employment Type
Full-time
Full-stack Developer, you will have the opportunity to learn a wide range of technologies, as well as being heavily involved in greenfield development, and re-builds/maintenance of key business applications. We are looking for: Prior experience with C# Proficiency in Restful API development Familiarity … attitude; someone who is keen to expand their technical skillset It would be a bonus if you had: VB.NET experience Experience within mobile app development - .NET Maui or similar If this sounds of interest, please apply today ...

Full Stack Developer

Hiring Organisation
Tria
Location
Hampshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
Full-stack Developer, you will have the opportunity to learn a wide range of technologies, as well as being heavily involved in greenfield development, and re-builds/maintenance of key business applications. We are looking for: Prior experience with C# Proficiency in Restful API development Familiarity … attitude; someone who is keen to expand their technical skillset It would be a bonus if you had: VB.NET experience Experience within mobile app development - .NET Maui or similar If this sounds of interest, please apply today ...

GCP Developer

Hiring Organisation
Sage IT INC
Location
New York, United States
Employment Type
Any
Salary
USD Annual
/spark and Python experience Roles & Responsibilities:, 8 years of professional experience as a Java Engineer, Strong knowledge of Java languages and web development frameworks like Spring, Hibernate, and Struts., Expertise in developing web applications using front-end technologies (HTML, CSS, and JavaScript, Develop and maintain Spring Boot applications … using Java programming language., Knowledge of RESTful web services and API development, Experience deploying microservice architecture, applications, and supporting services, Experience working on GCP application Migration for large enterprise, Familiar with software security best practices, Understanding of monitoring tools, Experience working within large-scale decoupled, service-oriented systems ...

Software Engineer

Hiring Organisation
Cubiq Recruitment
Location
Oxford, England, United Kingdom
Software Engineers to build robust, scalable software systems that support our scientific initiatives. You will work across the full software lifecycle, including architectural design, API development, testing, and deployment. The role focuses on creating reliable, modular technology built to high engineering standards. Key Responsibilities: Design and develop reliable … hardware interfaces, and data pipelines, into unified solutions with high availability and low latency. Take ownership of the full production lifecycle, covering system design, development, automated testing, benchmarking, deployment, and ongoing observability. Work closely with a multi-disciplinary team of Data Engineers, AI Scientists, Software Engineers, and Domain Experts. ...

Software Engineer

Hiring Organisation
Cubiq Recruitment
Location
Banbury, Oxfordshire, UK
Employment Type
Full-time
Software Engineers to build robust, scalable software systems that support our scientific initiatives. You will work across the full software lifecycle, including architectural design, API development, testing, and deployment. The role focuses on creating reliable, modular technology built to high engineering standards. Key Responsibilities: Design and develop reliable … hardware interfaces, and data pipelines, into unified solutions with high availability and low latency. Take ownership of the full production lifecycle, covering system design, development, automated testing, benchmarking, deployment, and ongoing observability. Work closely with a multi-disciplinary team of Data Engineers, AI Scientists, Software Engineers, and Domain Experts. ...

Data Engineer

Hiring Organisation
Peaple Talent
Location
Bristol, UK
Employment Type
Full-time
concurrency for large-scale processing • Monitoring, troubleshooting and improving a broad range of AWS services What they're looking for: • 4+ years' professional Python development experience • Strong understanding of API development principles • Hands-on background with ETL pipelines & concurrent processing • Experience working with ...

Software Engineer (Python)

Hiring Organisation
Peaple Talent
Location
Bristol, UK
Employment Type
Full-time
concurrency for large-scale processing • Monitoring, troubleshooting and improving a broad range of AWS services What they're looking for: • 4+ years' professional Python development experience • Strong understanding of API development principles • Hands-on background with ETL pipelines & concurrent processing • Experience working with ...

Software Engineer (Python)

Hiring Organisation
Peaple Talent
Location
Newport, UK
Employment Type
Full-time
concurrency for large-scale processing • Monitoring, troubleshooting and improving a broad range of AWS services What they're looking for: • 4+ years' professional Python development experience • Strong understanding of API development principles • Hands-on background with ETL pipelines & concurrent processing • Experience working with ...

Data Engineer

Hiring Organisation
Peaple Talent
Location
Bradley Stoke, Gloucestershire, UK
Employment Type
Full-time
concurrency for large-scale processing • Monitoring, troubleshooting and improving a broad range of AWS services What they're looking for: • 4+ years' professional Python development experience • Strong understanding of API development principles • Hands-on background with ETL pipelines & concurrent processing • Experience working with ...

Software Engineer (Python)

Hiring Organisation
Peaple Talent
Location
Bath, Somerset, UK
Employment Type
Full-time
concurrency for large-scale processing • Monitoring, troubleshooting and improving a broad range of AWS services What they're looking for: • 4+ years' professional Python development experience • Strong understanding of API development principles • Hands-on background with ETL pipelines & concurrent processing • Experience working with ...

Software Engineer

Hiring Organisation
develop
Location
Newcastle Upon Tyne, England, United Kingdom
environment. You should have; Strong software engineering background with .NET C# Experience with the cloud (Azure preferably but will consider other providers) Microservices Modern API development Terraform Kubernetes IaaC SQL or Azure SQL or MongoDB Experience with the Cloud, Microservices, highly scaleable and distributed systems with lots ...

Software Engineer

Hiring Organisation
develop
Location
Sunderland, Tyne and Wear, UK
Employment Type
Full-time
environment. You should have; Strong software engineering background with .NET C# Experience with the cloud (Azure preferably but will consider other providers) Microservices Modern API development Terraform Kubernetes IaaC SQL or Azure SQL or MongoDB Experience with the Cloud, Microservices, highly scaleable and distributed systems with lots ...

Data Engineer (Football Club)

Hiring Organisation
Singular Recruitment
Location
City of London, London, United Kingdom
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 ...

Data Engineer (Football Club)

Hiring Organisation
Singular Recruitment
Location
London Area, United Kingdom
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 ...

Machine Learning Engineer (0–3 Years Experience)

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum, OTE
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 … 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 ...

Python Developer

Hiring Organisation
Insight Global
Location
Slough, Berkshire, UK
Employment Type
Full-time
that data remains fresh and accurate. You'll work with high volumes of script processing, collaborate on middleware integrations (ideally AMPS), and contribute to API development using FastAPI. You'll also support deployments on Unix/Linux, OpenShift, Docker, and Kubernetes, while writing unit tests and documenting tasks … Jira. Occasionally, you may assist with front-end components using React. Must-Haves 4+ years of Python development experience. Strong understanding of monitoring platforms and scripting. Ability to schedule scripts and ensure data integrity. Proficiency in: JSON and data manipulation React REST APIs, FastAPI Unix/Linux OpenShift, Docker ...

Python Developer

Hiring Organisation
Insight Global
Location
London Area, United Kingdom
that data remains fresh and accurate. You’ll work with high volumes of script processing, collaborate on middleware integrations (ideally AMPS), and contribute to API development using FastAPI. You’ll also support deployments on Unix/Linux, OpenShift, Docker, and Kubernetes, while writing unit tests and documenting tasks … Jira. Occasionally, you may assist with front-end components using React. Must-Haves 4+ years of Python development experience. Strong understanding of monitoring platforms and scripting. Ability to schedule scripts and ensure data integrity. Proficiency in: JSON and data manipulation React REST APIs, FastAPI Unix/Linux OpenShift, Docker ...

Python Developer

Hiring Organisation
Insight Global
Location
City of London, London, United Kingdom
that data remains fresh and accurate. You’ll work with high volumes of script processing, collaborate on middleware integrations (ideally AMPS), and contribute to API development using FastAPI. You’ll also support deployments on Unix/Linux, OpenShift, Docker, and Kubernetes, while writing unit tests and documenting tasks … Jira. Occasionally, you may assist with front-end components using React. Must-Haves 4+ years of Python development experience. Strong understanding of monitoring platforms and scripting. Ability to schedule scripts and ensure data integrity. Proficiency in: JSON and data manipulation React REST APIs, FastAPI Unix/Linux OpenShift, Docker ...

Senior Software Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B CorporationTM
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
they're now looking to bring a skilled Software Developer into their growing team. They're seeking someone with strong Python skills - especially around API development - and the ability to apply this attention to detail to front-end projects and intuitive designs. The Role Write clean, secure … such as TypeScript-based frameworks, ensuring smooth user experiences and efficient data flows Use Python to power AI and machine learning systems, including model development, model serving, and production inference Develop reliable backend infrastructure to support dynamic web applications Work with relational databases to ensure effective data handling ...

Lead Data Engineer

Hiring Organisation
La Fosse
Location
London Area, United Kingdom
business value. Requirements Strong hands-on experience with AWS (Azure or GCP also considered). Excellent programming skills in Python . Proven background in API development and integration. Experience building and maintaining modern data pipelines using Airflow and Kafka . Solid understanding of Snowflake or similar cloud data … take real ownership within a scaling SaaS business, influencing architecture, tooling, and long-term strategy. Your work will have direct impact on product development and the wider company direction. ...

Lead Data Engineer

Hiring Organisation
La Fosse
Location
City of London, London, United Kingdom
business value. Requirements Strong hands-on experience with AWS (Azure or GCP also considered). Excellent programming skills in Python . Proven background in API development and integration. Experience building and maintaining modern data pipelines using Airflow and Kafka . Solid understanding of Snowflake or similar cloud data … take real ownership within a scaling SaaS business, influencing architecture, tooling, and long-term strategy. Your work will have direct impact on product development and the wider company direction. ...

Expert Solution Architect

Hiring Organisation
Finastra
Location
Slough, Berkshire, UK
Employment Type
Full-time
financial technology. This role is ideal for a seasoned technologist who thrives on solving complex challenges, driving innovation, and actively contributing to the development of scalable, high-performance enterprise applications. You'll lead architectural design while remaining deeply involved in implementation, reporting to the Head of Financial Messaging Engineering … ensuring high availability and data integrity. Driving adoption of modern DevOps practices Developing and exposing APIs for secure and efficient data exchange. Implementing secure development practices Optimizing application and database performance through query tuning, caching, and asynchronous processing. Monitoring and troubleshooting production systems Collaborating with QA teams to ensure ...

Expert Solution Architect

Hiring Organisation
Finastra
Location
City of London, London, United Kingdom
financial technology. This role is ideal for a seasoned technologist who thrives on solving complex challenges, driving innovation, and actively contributing to the development of scalable, high-performance enterprise applications. You’ll lead architectural design while remaining deeply involved in implementation, reporting to the Head of Financial Messaging Engineering … ensuring high availability and data integrity. Driving adoption of modern DevOps practices Developing and exposing APIs for secure and efficient data exchange. Implementing secure development practices Optimizing application and database performance through query tuning, caching, and asynchronous processing. Monitoring and troubleshooting production systems Collaborating with QA teams to ensure ...

Expert Solution Architect

Hiring Organisation
Finastra
Location
London Area, United Kingdom
financial technology. This role is ideal for a seasoned technologist who thrives on solving complex challenges, driving innovation, and actively contributing to the development of scalable, high-performance enterprise applications. You’ll lead architectural design while remaining deeply involved in implementation, reporting to the Head of Financial Messaging Engineering … ensuring high availability and data integrity. Driving adoption of modern DevOps practices Developing and exposing APIs for secure and efficient data exchange. Implementing secure development practices Optimizing application and database performance through query tuning, caching, and asynchronous processing. Monitoring and troubleshooting production systems Collaborating with QA teams to ensure ...

IT Solutions Integration Engineer (12 month FTC)

Hiring Organisation
Uber Boat by Thames Clippers
Location
London, UK
Employment Type
Full-time
also manage implementation issues, ensure timely rectification, and lead testing activities to guarantee successful delivery. QUALIFICATIONS & EXPERIENCE Strong hands-on experience in system integration, API development, and database technologies. Proven track record in project engineering or technical delivery roles within IT environments. Ability to translate business requirements into … Helpful but not essential to have experience with customer data platforms, loyalty systems, or personalisation engines. Working knowledge of Microsoft Azure, M365, and modern API frameworks. Familiarity with data security standards and GDPR compliance. Desirable to have a degree-level qualification in IT or related discipline and project management ...