senior asp.net developer jobs in Chesterfield

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...

Senior Business Development Manager – Fleet Mobility Solutions Provider £50,000 basic - £55,000 basic + £25,000 OTE Uncapped + EV Company Car If you’re ready to make an impact, this is the role that puts you in the driving seat. A competitive package, a premium company car, and the chance to join a private equity-backed business on a rapid growth trajectory. Expect pace, ambition, and the kind...

You will shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams.

On a mission to help people who have been diagnosed with chronic kidney disease, this start-up are looking to bring on a Senior TypeScript Developer, who’s fully embraced AI-assisted development. Their mission is to make life better for people suffering from kidney disease by building one of the first algorithm-based behavioural change programmes. The application that does this brings together...

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

Job Title: Senior Business Development Manager – Sponsorship Sales (B2B Tech Events) Location: Remote (UK-based) with occasional team meet-ups Salary: £60,000 - £70,000 base DOE + uncapped commission (OTE £155k–£205k+) Job Type: Full-time, Permanent About Rela8 Group At Rela8 Group, we connect the world’s leading tech vendors with senior IT, Security, and Data decision-makers through...

Senior Ruby on Rails Developer – Remote (UK) We’re working with a high growth UK-based FinTech company and looking for a strong Senior Ruby on Rails Developer to join their UK-based engineering team. What you’ll need: - Strong backend Ruby on Rails experience (7+ years) - Experience working with payments is desirable. - Solid communication skills for a fully remote team. What’s on offer: -...

BRAND NEW ROLE - Senior Exec Level - Marine Geo Director of Business Development - Geotechnical Engineering & Geoscience Consulting About the Company Our client are a growing offshore geotechnical services and consulting unit, focused on delivering high-quality, technically robust solutions across the offshore, nearshore, and onshore environments. While offshore geotechnical investigations...

Senior Development Manager - Onshore Wind, Solar, Battery Storage Salary & Package - up to £80,000 DOE + annual bonus, car allowance, healthcare Remote Working Piper Maddox are partnering with a leader the UK renewable energy industry to hire a key addition to their project development function in 2026. This company are an IPP with a demonstrable track record in successful development,...

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).

🚀 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...

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 be a hands-on player-coach, owning outreach and qualification while also helping to design the BDR/SDR process, playbooks and best practices.

You will use modern tools (HubSpot, Clay, Instantly, Lemlist, etc.) and AI to build signal-based, multi-channel plays that generate qualified meetings and pipeline across both partners and direct prospects.

Contract Role Salesforce & React Native Developer Manchester/Hybrid 12 months initial Inside IR35 Is this your next job Read the full description below to find out, and do not hesitate to make an application.Role Overview:Job Title: Salesforce & React Native DeveloperLocation: Hybrid 2-3 days onsite per week in ManchesterContract Type: ContractDuration: 12 months initialRate: £500-550 per...

Salary: £60,000-£70,000 plus bonus and car allowance Contract: Permanent, Full-time Location: Field-based, Nationwide We are working on behalf of a well-established, global manufacturer of primary packaging solutions. With in-house manufacturing, product development, and tooling capabilities, our client supplies innovative, safety-focused packaging to businesses worldwide. Due to continued...

Carpigiani UK Carpigiani UK is a direct trading subsidiary of Carpigiani Ali Spa, the undisputed world leader in the manufacture of gelato & ice cream and frozen beverage equipment (Itself, part of Ali Group). CUK has a broad client base across many sectors, nationwide (QSR, Leisure, Casual Dining, Fine Dining, Retail etc.). We are a close-knit UK team of circa 40 directly employed staff where...

You will influence strategy, own sector growth and share in our overall business success through our Employee Ownership Trust structure, which rewards sustained performance and contribution. Key Responsibilities - Build and execute a sector growth plan for Retail Banking, Insurance, Wealth Management, Payments or Fintech.

You will set and deliver a modern and innovative Client Development & Marketing strategy that elevates brand presence, sharpens market positioning and drives meaningful client engagement. As a senior leader, you’ll influence at the highest level, partnering closely with the Global Managing Partner, heads of groups, and other senior stakeholders.

Business Development Manager – CRO (Europe-focused) We have recently partnered with a full-service Contract Research Organisation that is looking to appoint a Director of Business Development to play a key role in driving its next phase of growth. This is a high-impact opportunity for a commercially driven BD professional who wants to step into a visible, strategic role with clear progression...

Location: UK, Remote About The Role At Tego Group, we partner with travel platforms, OTAs and ticketing businesses to help them unlock new revenue while offering customers genuine booking flexibility. We’re hiring a Business Development Manager to help us originate, close and scale B2B partnerships across the UK and Europe. This is a hands-on, individual-contributor role designed for...