asp .net developer jobs in Chesterfield

Job Description C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can...

As a Full Stack Engineer with expertise in .NET and Vue, you'll take on a hands-on role in building web applications while working vertically in both the frontend and the backend. Your responsibilities will involve designing, developing, and fine-tuning web applications, using .NET 6+, MediaTR, EF.Core and VueJS 2/3 to create engaging and user-friendly interfaces. You'll work closely with the...

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

Business Development Manager - UK Market Entry High-Value Capital Equipment | Aesthetic Medical Technology We are supporting the UK launch of a next-generation aesthetic medical technology platform operating at the intersection of Imaging, software, and AI. Our client is looking for the UK's top performing capital aesthetic reps to join this incredible journey of growth and differentiation from...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

You will be responsible for designing, developing and implementing solutions using the MS Integration Services & MS Power Platform suite including but not limited to Logic Apps, Service Bus, Event Grid, APIM, Functions & Function Apps, SQL Server, Azure SQL, Dataverse, D365 modules, 3rd-party APIs, Azure Synapse, Fabric and Key Vault.

Tenant Liaison Officer Location: Chesterfield, S42 5TL Salary: £27,000 with a car allowance of £3,000 pa. Contract: Full time, permanent. Hours of Work: 8am - 5pm Mon - Thurs, 8am - 4.30pm Friday Benefits: Enhanced pension contributions, Employer paid Healthcare Cash Plan, Enhanced Maternity Pay, Employee Assistance Programme and support for CPD! Sustainable Building Services is one of the UK's...

Job Description About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We’re looking for a...

Job Description Account Manager – Cyber Security Solutions On behalf of a fast‑growing Cyber Security Solutions provider that helps organisations protect their digital assets and stay ahead of evolving threats, we are seeking a proactive and relationship‑driven Account Manager to nurture and grow a portfolio of mid‑market and enterprise clients. This role blends strategic account development...

Gülermak Renewables is pursuing an ambitious goal to become a leading international player in the net-zero industry at international level driven by a solid team and a commitment to technical excellence. To this aim, we are forming a technical network of professionals to lead on all engineering and technical aspects to support acquisition, design, execution and operations of the projects, which...

Job Description Overview We are seeking an experienced Software Technical Lead to provide hands-on technical leadership within an automation and intralogistics environment. This role is ideal for a senior engineer who actively writes and reviews code, has managed and supported other developers, and can lead the technical delivery of complex software solutions, including Warehouse Management...

You will be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

You will work as part of a collaborative R&D team focused on delivering high-quality features, and developing the services architecture. This role is ideal for an engineer who thrives in complex systems and is looking to develop new services that exploit a cloud-native ecosystem while modernizing legacy services into a containerized, cloud-native ecosystem.

You will be responsible for generating net-new enterprise business in Life Sciences, shaping market presence during a period of significant expansion, and helping steer the company’s growth trajectory. Key Responsibilities - Drive new business development across a defined Life Sciences territory, focusing on Large to Mega-Cap Pharmaceutical and Medical Device companies.

You will work with your sales leadership team to define your individual territory plan, focusing on new prospects with between 350 to 1499 employees in the UK (more globally). The types of deals that you get to work on will vary; it could be a 3-5 month process with 3/4 stakeholders, at £20-50,000 in year 1 revenue for a local only offering.

You will design and build APIs that enable products, partners and AI services to work together, including: Building RESTful APIs using C# .

You will likely bring: Strong experience building backend services in C# .

Job Description Vacancy Overview: Are you looking for a career which is rewarding, at the cutting edge of project development and where you can really make a difference? Come and join our expanding Sizewell C (SZC) team and work on one of the most exciting and largest megaprojects in the UK, whilst being at the forefront of the UK’s climate change agenda and energy policy. Following on from the...

You will join the founding team in EMEA to drive new ARR into a variety of accounts. The role will require an entrepreneurial mindset and will join a small cross functional team (6 currently) in the EMEA region.