senior mainframe developer jobs in Southampton

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...

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.

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 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.

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...

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 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 Web Developer Basingstoke – 12 days per month working from home which you can use as you wish Inside IR35 – PAYE set up only Initial 12 Month Contract A Senior Web Developer is required on an initial 12 month contract basis to be based in Basingstoke on a PAYE contract basis. The successful candidate will have the flexibility to work from home 12 days per month which you can use as...

🚀 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...

Voxxa is building a partner-led communications platform, working with MSPs and IT consultancies to deliver smarter voice and communications to their customers. We’re looking for a Partner Development Representative with a strong entrepreneurial mindset to help us grow our partner ecosystem. This is not a traditional SDR role, and it’s not a highly structured environment. Important...

Sales Development Representative (SDR) – Finance SaaS Base Salary: £35,000 - £40,000 | OTE up to £55,000 Fully Remote | UK Our client, a rapidly growing and innovative Finance Software provider, is looking for a driven Sales Development Representative (SDR) to join their team. This is a fantastic opportunity to work in the thriving SaaS industry, targeting mid-market and enterprise...

Business Development Manager – Breast Implants We are partnering with a global breast implant manufacturer recognised for premium product quality, strong surgeon loyalty, and consistent long term clinical performance. Due to expansion, we are seeking a Business Development Manager to drive growth across the cosmetic surgery market throughout the South West and East of England, excluding...

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 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...

Salary: £40-£45k (DOE) Reporting to: Technical Director Location: Hybrid or fully remote (UK only) Role type: Full time Who we are We’re Field — a design-first Shopify Plus e-commerce agency working with premium, high-growth brands. We’re a small, senior, tight-knit team of designers and developers who genuinely enjoy working together, and our retention rate (both team and clients) reflects...

Business Development Manager - Electric Vehicle Charging into Hospitality Salary - £45K - £50K + Uncapped Comms + £6,500 Car Allowance + Share Options Scheme Field Based / Work from home in the UK Your New Employer This is a high-growth EV charging business with a genuinely different approach - not just in what they install, but in how they win and keep customers. They own their own software...

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...

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...