.net application developer jobs in Horley, Surrey

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

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.

You will be customer facing and support other customer-facing colleagues to deliver enhanced levels of sales growth whilst helping to define and extend the product range. Key skills and experience required for Field Applications Engineer - Relays / Connectors, based in West Sussex:

You will work closely with technical specialists, team leads, and cross-functional teams to ensure successful and high-quality project delivery. Role Responsibilities - Contribute to the delivery of EPR implementation projects across customer sites.

You will be helping to create/ maintain web applications working across the full stack which the company create on behalf of there customers, these software applications are centred around operations, Technical Stack (Required)

.NET Developer – Global Sports Company – Crawley (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global sports brand that operates in over 115 countries worldwide. They are the biggest sports company in Europe and the second largest on the planet! Over the past 30 years they have been...

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 product—Spark...

Arden White is partnering with a highly respected and fast-growing aviation organisation in West Sussex, seeking a Business Development Manager Aviation to drive revenue growth and expand their international market presence. For a complete understanding of this opportunity, and what will be required to be a successful applicant, read on. This is a high-impact commercial role for a senior...

Senior Software Developer (Full Stack) Crawley - 4 Days a Week | #128188; Permanent A specialist engineering company that builds high-impact, enterprise platforms used in complex operational environments. They’re looking for a Senior Full Stack Developer to take a lead role in shaping and delivering a modern, microservice-based system. C# / .NET Core / ASP.NET Core Angular, TypeScript, JavaScript...

You will work across Finance, Sales, Operations, and other teams to develop robust Power BI dashboards, datasets, and analytics solutions, while collaborating closely with stakeholders to understand requirements and deliver high-quality reporting. Power BI Developer Key Responsibilities:

HPC Software Developer Crawley, West Sussex Excellent Package + Bonus Structure + Relocation Support + Hybrid Working + Healthcare + Life Insurance + Pension + Other Company Benefits Do you have a background in Computer Science, Physics or Mathematics with experience of high-performance software or application development? This position will see you join a global energy technology business...

R&D Engineer – Special Purpose Machinery Location: Crawley, West Sussex Salary: Competitive + Excellent Benefits Are you a bright and ambitious engineer looking to develop innovative technologies within the field of special purpose machinery? Our client, a leading designer and manufacturer of high-performance industrial equipment, is seeking an R&D Engineer to join their growing research and...

You must speak, write and be able to understand fluent English. - Deep knowledge and regular usage of Firebase suite, especially Firestore. - Strong proficiency in TypeScript and modern JavaScript (ES6+).

You must enjoy constantly learning and researching to improve your level of expertise.

Overview: McCauley / MAC Trailers are seeking a dynamic and results-driven Business Development Manager to join our team. The successful candidate will be responsible for identifying new business opportunities, particularly in the European or Worldwide market in the agricultural and commercial trailer industry. The ideal applicant will possess excellent communication skills, a strategic mindset,...

As the Business Development Director, you will become part of an expanding global sales team tasked with establishing and/or expanding customer relationships by generating new eCOA/ePRO business. Your skills will be utilised to grow the European sales pipeline and close opportunities in line with company targets. Responsibilities include: - Grow and manage a comprehensive pipeline to achieve...

You will be working in a fast-paced environment to develop new website themes and add new features in a complex Next. js-based codebase (including a CMS). This is a great opportunity for the right person to take on a challenging and broad role. Homeflow is operating on a fully remote basis but occasional travel will be required for our company meet ups (bi-annually at most in the UK).

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

Software/SAAS Business Development Manager - £50,000+ OTE - Remote Dante provides training software to commercial training providers across the UK. We've grown our customer base from 25 to 120+ clients in four years and are expanding our sales team to support continued growth and international expansion planned for 2026. We're looking for a Business Development Executive to join our small team,...

You will leverage value-based selling and industry expertise to position Redslim as the leading data solutions provider. Your Key Responsibilities Business Development & Sales Strategy – Identify new opportunities, pitch high-value solutions, and expand Redslim's presence. Value-Based Selling – Develop compelling value propositions that align with client needs and showcase measurable ROI.

Dynamics Developer | Tech Consultancy | SC Clearance Required | Up to £70,000 | Fully Remote MERITUS are working with a leading Tech consultancy looking for a Dynamics 365 / Power Platform Developer to join their Central Government / Defence Division. This opportunity is ideal for a senior-level Dynamics 365 and Power Platform professional who enjoys working on complex enterprise solutions,...