senior mainframe developer jobs in Chesterfield

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...

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...

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.

We're the #1 symptom tracker on iOS and Android and looking for a senior react native developer to help continue our growth 🚀 📌 The basics - React Native developer (5y+ experience) - £70,000 base salary - Make a genuine difference to the lives of people with health conditions - Work with a lovely bunch of people - Fully remote, full-time position - Based in the UK or EU If this sounds like...

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,...

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...

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 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.

🚀 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...

Business Development Manager | Field-Based (UK-Wide) | £60K Guaranteed Minimum + Realistic OTE £155K+ | Company Car or £5K Allowance Locations* London, Bristol, Milton Keynes, Swansea, Nottingham, Newcastle, Liverpool, Watford, Bolton, Oldham, Hull, York, Worcester, Dudley, Brighton, Hertfordshire, Gloucestershire Let's be direct: if you're a seasoned BDM who's tired of chasing cold leads,...

Business Development Manager Defence Remote UK with occasional travel to the Liverpool office and client sites £55,000 to £70,000 basic plus uncapped commission (10% of Margin), OTE £40,000 + £400 per month car allowance Excellent opportunity for a Business Development Manager who enjoys opening new doors and building credibility within the defence and telecom sectors, to join an established...

Ready to launch your career in one of the fastest‑growing areas of tech? We’re hiring Sales Development Representatives (SDRs) in Bristol to join a leading FinTech company reshaping how businesses handle payments and financial operations. This is more than an entry‑level role, it’s a springboard into the world of financial technology, offering structured progression, high‑quality training, and...

Business Development Representative – UK Our client is a Series A AI company building a proactive, pre-crime fraud and scam prevention platform used by leading banks and financial institutions. Their technology identifies and prevents scams before transactions take place, sitting alongside existing fraud solutions rather than replacing them. They’re now looking for a UK-based BDR to drive...

You will support both your own territory and the wider commercial team to drive growth across product, local, regional, and national levels. With a strong focus on internal and external engagement, you will champion new initiatives, lead projects from ideation through to commercialisation, and play a key role in identifying and executing new market opportunities.

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...

ATN is partnered with a globally recognised Automotive Service Provider in its search for an experienced Director of Sales and Business Development. This is a remote role, with travel to customers across the UK & Ireland required. Responsibilities - Develop and execute the sales strategy across the UK & Ireland to achieve revenue growth and market share targets. - Farm out, identify and land...

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.

Ready for Your Next Sales Challenge? DACH Sales Development. Location: Berkshire / Remote Are you experienced in the DACH market and motivated by driving measurable results? Looking to take the next step in your sales career with a high-growth organisation? About the Opportunity This organisation is scaling rapidly, supporting global enterprise clients with critical incident management and...

You will take ownership of an established NHS customer base, working with procurement and clinical stakeholders to maintain service levels and identify growth opportunities. The role combines account development, stakeholder engagement, and effective territory management within NHS frameworks.

You will be responsible for identifying and managing new business opportunities with Tier 1 contractors, water utilities, and engineering firms, ensuring a robust pipeline for our innovative solutions.

You will move beyond simple lead generation, managing the entire journey from initial outreach to proposal support and closing contracts with key infrastructure players.