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Locations
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40 API jobs in South Yorkshire + 20 miles
150 exact matches jobs are outside your preferred location
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Software Engineer - CRM & Business Systems - Remote (UK)
Software Engineer - CRM & Business Systems - Remote (UK)
Cathcart Technology
Manchester (M1)
£50000 - £60000 per annum
Are you a versatile Software Engineer who enjoys working across CRM platforms, business systems, integrations, and automation? Do you communicate well, collaborate confidently, and take ownership rather than hiding behind a screen? We're partnered with a private-equity-backed organisation experiencing strong growth. They're looking for a Software Engineer who can contribute across CRM and business-critical systems in a multi-brand environment (B2B and B2C). This is not a junior role-they want someone experienced, confident, and engaged. The Role - You'll work closely with the internal development team to evolve CRM and business systems, improve integrations, enhance automation and AI features, and support technical decision-making. Expect variety, ownership and a visible role in how technology moves forward. What You'll Work On
Are you a versatile Software Engineer who enjoys working across CRM platforms, business systems, integrations, and automation? Do you communicate well, collaborate confidently, and take ownership rather than hiding behind a screen? We're partnered with a private-equity-backed organisation experiencing strong growth. They're looking for a Software Engineer who can contribute across CRM and business-critical systems in a multi-brand environment (B2B and B2C). This is not a junior role-they want someone experienced, confident, and engaged. The Role - You'll work closely with the internal development team to evolve CRM and business systems, improve integrations, enhance automation and AI features, and support technical decision-making. Expect variety, ownership and a visible role in how technology moves forward. What You'll Work On
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The Role - An innovative financial services company, delivering award-winning software solutions, is seeking a Mid-Level Software Developer to join their growing team. You'll work across the full software development lifecycle, building reliable, scalable systems using C#, .NET, SQL, and Azure. This is a hands-on coding role where you'll contribute to new features, improve existing products, work on greenfield projects and collaborate closely with senior developers to deliver high-quality software. You'll have opportunities to learn from experienced colleagues, develop your technical skills, and grow within a supportive, fast-paced team. Requirements * Minimum 3 years of experience in C# .NET Core * Working knowledge of SQL Server and ORM technologies (Entity Framework) * Understanding of SOLID principles / DDD * Experience building or consuming RESTful APIs
The Role - An innovative financial services company, delivering award-winning software solutions, is seeking a Mid-Level Software Developer to join their growing team. You'll work across the full software development lifecycle, building reliable, scalable systems using C#, .NET, SQL, and Azure. This is a hands-on coding role where you'll contribute to new features, improve existing products, work on greenfield projects and collaborate closely with senior developers to deliver high-quality software. You'll have opportunities to learn from experienced colleagues, develop your technical skills, and grow within a supportive, fast-paced team. Requirements * Minimum 3 years of experience in C# .NET Core * Working knowledge of SQL Server and ORM technologies (Entity Framework) * Understanding of SOLID principles / DDD * Experience building or consuming RESTful APIs
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Mobile Backend Developer (JAVA/Kotlin)
Mobile Backend Developer (JAVA/Kotlin)
Stackstudio Digital Ltd.
Manchester (M1)
From £450 to £500 per day
Preferred - Experience of building distributed scalable microservices using Java/Kotlin, Spring Boot, OAuth 2.0, Secure API design - Understanding of API design for mobile application with event driven architecture - Other technologies/areas: AWS, API Design, Automation testing
Preferred - Experience of building distributed scalable microservices using Java/Kotlin, Spring Boot, OAuth 2.0, Secure API design - Understanding of API design for mobile application with event driven architecture - Other technologies/areas: AWS, API Design, Automation testing
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API Design: Familiarity with best practices for REST and GraphQL API design.
API Design: Familiarity with best practices for REST and GraphQL API design.
FEATURED
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Cloud Application Developer
Cloud Application Developer
Sanderson Government and Defence
Manchester (M1), M1
£60000 - £70000 per annum + Great benefits + 15k Bonus.
API development and integration (preferably using Go but not essential).
API development and integration (preferably using Go but not essential).
FEATURED
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Understanding of API development (FastAPI) and scalable, high-performance system design.
Understanding of API development (FastAPI) and scalable, high-performance system design.
PREMIUM
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Product Owner
Product Owner
Daniel James Resourcing Ltd
Manchester, Greater Manchester, M1 3BN
£50000 - £55000 per annum
Working on data, analytics, or API-driven products.
Working on data, analytics, or API-driven products.
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Data exchange and processing skills (e.g. ETL, ESB, API...)
Data exchange and processing skills (e.g. ETL, ESB, API...)
FEATURED
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API development experience
API development experience
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
Design, develop, and deliver custom solutions within Planon's API framework.
Design, develop, and deliver custom solutions within Planon's API framework.
FEATURED
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API Development
API Development
Build and maintain API integrations with upstream systems and data sources using established integration patterns. * Experience or clear interest in API design, development, and integration (REST, GraphQL, OAuth2, webhooks). * Exposure to Microsoft 365 Co-Pilot, Power Automate, or Graph API integrations.
Build and maintain API integrations with upstream systems and data sources using established integration patterns. * Experience or clear interest in API design, development, and integration (REST, GraphQL, OAuth2, webhooks). * Exposure to Microsoft 365 Co-Pilot, Power Automate, or Graph API integrations.
Strong database and API development experience
Strong database and API development experience
Head of Finance Systems & Data
Head of Finance Systems & Data
Cambridge & Counties Bank Ltd
Leicester, Leicestershire
£80,000 - £100,000 a year
Technical Expertise: ERP (Workday), TM1, BI tools, API integration, automation.
Technical Expertise: ERP (Workday), TM1, BI tools, API integration, automation.
Extensive and demonstrable experience in successfully managing projects across both front-end and back-end digital technologies and API ecosystems, ensuring scalable, secure, and performant digital consumer experiences.
Extensive and demonstrable experience in successfully managing projects across both front-end and back-end digital technologies and API ecosystems, ensuring scalable, secure, and performant digital consumer experiences.
Strong understanding of API design, system architecture and cloud native development
Strong understanding of API design, system architecture and cloud native development
At MHR, our employees are central to our success and play a key role in helping customers achieve sustainable high performance. With a team of over 900 professionals, we work to make things flow smoothly, whether it's for large organisations or individual employees. As businesses face rapid changes in the world of work, our team is here to help them adapt and thrive.€ By focusing on the core needs of efficiency, productivity, growth, and impact, our employees use their expertise to deliver real solutions through our People and Finance platform. This system, which covers finance, HR, payroll, and learning, helps businesses run more smoothly and make better decisions in real time. With over 40 years of experience behind us, MHRs track record as a high-performance organisation is built on clear goals, a shared vision, and strong communication - all of which we pass on to
At MHR, our employees are central to our success and play a key role in helping customers achieve sustainable high performance. With a team of over 900 professionals, we work to make things flow smoothly, whether it's for large organisations or individual employees. As businesses face rapid changes in the world of work, our team is here to help them adapt and thrive.€ By focusing on the core needs of efficiency, productivity, growth, and impact, our employees use their expertise to deliver real solutions through our People and Finance platform. This system, which covers finance, HR, payroll, and learning, helps businesses run more smoothly and make better decisions in real time. With over 40 years of experience behind us, MHRs track record as a high-performance organisation is built on clear goals, a shared vision, and strong communication - all of which we pass on to
We are recruiting for an Affiliate SEIT (Senior) for a 3-6 month contract. AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. Weve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through close relationships with our offices (or Clubs) so that our partners are always prioritized by a regional team close to them. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK and Europe with plans for global expansion in the next couple of years. Join us - and help us fulfil our mission to close the worlds digital skills gap.
We are recruiting for an Affiliate SEIT (Senior) for a 3-6 month contract. AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. Weve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through close relationships with our offices (or Clubs) so that our partners are always prioritized by a regional team close to them. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK and Europe with plans for global expansion in the next couple of years. Join us - and help us fulfil our mission to close the worlds digital skills gap.
Only EU Citizens are eligible to apply for this position. Proficiency in Python - Job Overview - We are seeking a Data Engineer to design, build, and maintain robust data solutions that enable efficient data processing and analytics. The role involves developing scalable data pipelines, integrating diverse data sources, and ensuring data quality and reliability across systems. Essential Functions * Design, develop, and maintain data pipelines and ETL processes to support analytics and reporting needs. * Work with large datasets, ensuring data integrity, performance optimization , and scalability. * Collaborate with cross-functional teams to understand data requirements and deliver solutions aligned with business objectives. * Implement best practices for data modeling, storage, and retrieval . * Ensure compliance with data governance and security standards.
Only EU Citizens are eligible to apply for this position. Proficiency in Python - Job Overview - We are seeking a Data Engineer to design, build, and maintain robust data solutions that enable efficient data processing and analytics. The role involves developing scalable data pipelines, integrating diverse data sources, and ensuring data quality and reliability across systems. Essential Functions * Design, develop, and maintain data pipelines and ETL processes to support analytics and reporting needs. * Work with large datasets, ensuring data integrity, performance optimization , and scalability. * Collaborate with cross-functional teams to understand data requirements and deliver solutions aligned with business objectives. * Implement best practices for data modeling, storage, and retrieval . * Ensure compliance with data governance and security standards.
Principal Software Engineer (.Net)
Principal Software Engineer (.Net)
MHR International UK Limited
Nottingham, Nottinghamshire
Competitive
Microsoft Azure (Functions, AKS, App Service, API Management, Service Bus, Event Grid, Storage, Cosmos DB, Azure SQL)
Microsoft Azure (Functions, AKS, App Service, API Management, Service Bus, Event Grid, Storage, Cosmos DB, Azure SQL)
Design, develop, and maintain high-quality Web and API features using languages and frameworks such as C#, .NET, ReactJS, JavaScript, and TypeScript
Design, develop, and maintain high-quality Web and API features using languages and frameworks such as C#, .NET, ReactJS, JavaScript, and TypeScript
API-driven systems and integration patterns (REST/GraphQL; event-driven awareness is a plus).
API-driven systems and integration patterns (REST/GraphQL; event-driven awareness is a plus).
NEW
Senior Software Engineer - Amazon Connect
Senior Software Engineer - Amazon Connect
Capital One (Europe) plc
Nottingham, Nottinghamshire
Competitive
This mainly consists of Lambda, API Gateway, DynamoDB, S3 and our own front end portal that sits on top of Amazon Connect. In particular any knowledge of running in a serverless ecosystem with AWS Lambda, API Gateway and DynamoDB.
This mainly consists of Lambda, API Gateway, DynamoDB, S3 and our own front end portal that sits on top of Amazon Connect. In particular any knowledge of running in a serverless ecosystem with AWS Lambda, API Gateway and DynamoDB.