326 to 350 of 725 Permanent .NET Core Jobs

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Woking, Surrey, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Shrewsbury, Shropshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Norwich, Norfolk, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
South London, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Maidstone, Kent, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Bedford, Bedfordshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Colchester, Essex, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Luton, Bedfordshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Reading, Berkshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Bournemouth, Dorset, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Basildon, Essex, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Basingstoke, Hampshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
United Kingdom
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you’ll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
York, North Yorkshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Stockport, Greater Manchester, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Newcastle upon Tyne, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Doncaster, South Yorkshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
Stoke-on-Trent, Staffordshire, UK
Employment Type
Full-time
role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe … maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting code reviews. ...

Senior Software Engineer C# .Net - relocate to Newcastle!

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent
Senior Software Engineer/Developer (C# .Net) *Newcastle onsite* to £130k+ Are you a Senior Software Engineer looking to escape the hustle and bustle of London and relocate to somewhere with stunning scenery and a better quality of life (there's also great restaurants and bars!)? You could … collaborate with a small, talented team to deliver the core trading platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. The company has ambitious growth plans, this is a great opportunity to be involved from the ground ...

Senior Software Engineer C# .Net - relocate to Newcastle!

Hiring Organisation
Client Server
Location
Sunderland, Tyne and Wear, UK
Employment Type
Full-time
Senior Software Engineer/Developer (C# .Net) *Newcastle onsite* to £130k+ Are you a Senior Software Engineer looking to escape the hustle and bustle of London and relocate to somewhere with stunning scenery and a better quality of life (there's also great restaurants and bars!)? You could … collaborate with a small, talented team to deliver the core trading platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. The company has ambitious growth plans, this is a great opportunity to be involved from the ground ...

Senior Software Engineer C# .Net - relocate to Newcastle!

Hiring Organisation
Client Server
Location
Newcastle Upon Tyne, England, United Kingdom
Senior Software Engineer/Developer (C# .Net) *Newcastle onsite* to £130k+ Are you a Senior Software Engineer looking to escape the hustle and bustle of London and relocate to somewhere with stunning scenery and a better quality of life (there's also great restaurants and bars!)? You could … collaborate with a small, talented team to deliver the core trading platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. The company has ambitious growth plans, this is a great opportunity to be involved from the ground ...

C# MVC / Full-Stack Developer – Modernise, Innovate, Grow!

Hiring Organisation
erg group
Location
Derbyshire, England, United Kingdom
Success: Be part of a respected, long-standing software brand recognised across its industry for innovation and excellence. • Tech Transformation: Start on a mature .NET Framework platform, then transition—alongside the whole team—into .NET Core, Kubernetes, messaging tools, and modern React frameworks as the product … will shape the future tech stack. A problem-solving mindset and appetite for learning are must-haves, as you’ll gain exposure to modern .NET Core and cloud-driven technologies. 🚀 The Next Step If you want to future-proof your career, work on cutting-edge migrations ...