Gillespie Recruitment Ltd

Are you a senior-level Full Stack Developer who thrives on solving complex problems and turning innovative ideas into powerful, real-world applications? Do you enjoy working with Python at scale, shaping user-focused web platforms, and having genuine influence over technical direction and product development? Looking for a permanent opportunity where your expertise is valued, your voice is heard, and you can help build cutting-edge tools within a growing, purpose-driven organisation? Gillespie Recruitment are delighted to be working on behalf of an innovative and rapidly scaling technology business to recruit an experienced Senior Python Full Stack Developer based in Newcastle upon Tyne. This is an exciting opportunity to join a forward-thinking organisation developing world-leading tools, where collaboration, flexibility, and technical excellence sit at the heart of everything they do. The Role As Senior Python Full Stack Developer, you'll be a key member of the Full Stack Development team, working closely with the Lead Full Stack Developer to bring sophisticated engineering tools to life through intuitive, high-performance web applications. You'll be involved across the full software lifecycle - from system architecture and cloud design through to development, deployment, and optimisation. Alongside hands-on development, you'll play an important role in mentoring junior colleagues, shaping future R&D initiatives, and contributing to the organisation's growing presence within the industry. This role is ideal for someone with a proactive, "can-do" mindset who enjoys balancing technical depth with creativity, teamwork, and real ownership. Key Responsibilities Taking initiative on robust software product development, including developing, deploying, and maintaining cloud-based web applications Designing full system structures, including workflows, databases, and cloud architectures Creating an exceptional user experience for advanced engineering tools Developing background daemons and orchestration software to run optimisation algorithms in parallel Identifying and scoping new features and future R&D opportunities Producing technical specifications for external subcontractors and managing those relationships Supporting the development of R&D funding applications and consultancy proposals Coaching and mentoring junior developers Representing the business at conferences, webinars, and industry events About You Essential Skills & Experience Proven experience owning and delivering full stack web applications end-to-end Strong understanding of user-centric design and client experience Solid knowledge of parallel, virtual, cloud computing and Dockerisation Experience developing background services using multiprocessing and multithreading Excellent technical capability across: Python , Flask, MVT architecture SQLAlchemy and ORM principles PostgreSQL and database design Front-end development using HTML, CSS, JavaScript (jQuery, AJAX, DataTables) Jinja2 and Node Package Manager Docker and Docker Python API AWS (ECS, RDS, EFS, EC2, VPC, Firewalls, Boto3 API) Azure DevOps, CI/CD pipelines, repositories Git and source control tools Mapping solutions such as OpenLayers Strong written and verbal communication skills, able to clearly explain technical concepts to non-technical stakeholders Experience delivering complex, uncertain R&D projects Confident conducting high-quality code reviews Desirable Experience with additional languages (e.g. .NET Core) Kubernetes GIS and mapping technologies Background in net-zero or renewable energy engineering environments Model-based engineering knowledge Experience writing successful R&D or consultancy proposals Experience working on international consultancy projects Additional language skills Attributes & Behaviours Professional and confident working with a wide range of stakeholders Collaborative, inquisitive, and solutions-focused Comfortable working independently while contributing fully to a team Discreet, diplomatic, and trustworthy Adaptable, with an understanding that roles evolve in a growing organisation Aligned with strong values around integrity, fairness, trust, and excellence Qualifications Essential Degree in a relevant subject (e.g. Software Development, Computer Science, Mathematics, Engineering) from a reputable institution Right to work in the UK Desirable Relevant CPD or formal certifications (AWS, Python, Front-End Development, Cyber Security, etc.) CPD or qualifications linked to the net-zero or energy transition sector What's on Offer Permanent position Salary between £42,000 - £62,000, depending on experience Newcastle upon Tyne-based role Opportunity to work on truly innovative, world-leading technology Supportive, collaborative team environment Real scope to influence products, processes, and future direction

Business Development Manager - Water & Sustainability Location: Southern Region, Cambridge area (with regular travel) Contract: Full-time, permanent Salary: Circa £60-70k + 10% discretionary bonus + package Hours: Monday to Friday (Hybrid) 9am-5pm Are you an experienced Business Development professional with a strong track record in the water or housing association sectors? Do you understand how to navigate complex buying processes and build relationships with key decision-makers and influencers? Are you looking for a role where you can combine commercial expertise with a more consultative, solutions-led approach? I'm currently working with a growing and well-positioned business in the water and sustainability sector to recruit a Business Development Manager for the Southern region of the UK. This is a key hire for the team, and an opportunity to join a business that is building strong momentum in the market, with a genuinely consultative offering and long-term client relationships at its core. About the Business We are a growing and innovative organisation delivering water and energy-saving solutions to clients across the UK. Working in partnership with water companies, local authorities, housing providers, and developers, the business plays an important role in addressing environmental challenges and supporting sustainability goals. About the Role This is a key position within the Growth team, focused on developing new opportunities while also strengthening and expanding existing client relationships. You will take ownership of your region, managing the full business development lifecycle - from early engagement and relationship building through to proposal development, bid submission, and supporting project delivery. The role offers a strong balance between new business, account management, and strategic engagement, suited to someone who understands how to sell into structured sectors and takes a thoughtful, relationship-led approach. Key Responsibilities Develop and maintain relationships with clients across water and/or social housing sectors. Identify, develop, and convert new business opportunities within your region. Manage and maintain a healthy pipeline, providing regular updates to leadership. Lead and contribute to high-quality proposals, bids, and tender submissions. Engage with key stakeholders, understanding both commercial and technical requirements. Support clients through internal approval processes and project development. Collaborate with internal teams to ensure smooth delivery and client satisfaction. Represent the business at industry events and networking opportunities. What We're Looking For Proven experience in a Business Development or Account Management role in the water or housing association industry. Good working knowledge of water and can demonstrate solid environmental/sustainability awareness. Experience selling solutions or products into water companies or social housing providers (essential). Strong understanding of buying processes, decision-makers, and influencers within these sectors. A consultative, relationship-driven approach to business development. Commercially aware with experience contributing to proposals and bids. Strong communication skills, both written and verbal. Self-motivated, organised, and comfortable managing a regional remit. Full UK driving licence and willingness to travel. Why Join? Excellent basic salary £60-70k doe + discretionary bonus scheme. Company pension scheme + 33 days holiday per annum (inc BH's). Flexible working arrangements with the ability to work from home. Working with a Manager who will champion your development. Opportunity to join an exciting, growing, and sustainable business. A role that combines commercial responsibility with real environmental impact. Autonomy to manage your region and develop long-term client relationships. Supportive, collaborative team environment. Excellent prospects for long-term career development. A business that genuinely values staff and where ideas will be welcomed. This is not your average BDM role. It's very much a relationship management role where you will build long lasting business relationships with your client. Applicants must have the eligibility to work in the UK and must come from a background in the water of housing association industries.

Are you a commercially driven Business Development Manager with an engineering background and a passion for turning technical expertise into meaningful commercial success? Do you thrive on building relationships, spotting opportunities others miss, and owning the full journey from first conversation through to deal closure? Looking for a role where you'll have real influence, autonomy, and the chance to shape growth within an innovative, forward-thinking engineering and software business? Gillespie Recruitment are delighted to be working with a highly respected, Newcastle-based engineering and software specialist, as they look to appoint an experienced Business Development Manager to support the next phase of their growth. This is a rare opportunity to join a technically brilliant, values-driven organisation operating at the forefront of offshore wind and engineering innovation. The Role As Business Development Manager, you'll sit within a small but high-impact Commercial Team, working closely with senior leadership to identify, develop, and close revenue-generating opportunities. You'll take ownership of sales across subscription-based engineering software, bespoke consultancy services, and collaborative R&D and innovation projects. This role combines strategic thinking with hands-on delivery and will suit someone who enjoys having responsibility, influence, and variety. You'll be trusted to use your initiative, contribute ideas, and help shape both commercial strategy and market positioning, while working collaboratively with technical, marketing, and leadership teams. You'll also build a deep understanding of the offshore wind value chain, industry challenges, and market trends, using that insight to prioritise and pursue the most valuable opportunities - both in the UK and globally. Key Responsibilities Identifying, developing, and closing sales opportunities across software subscriptions, consultancy, and innovation projects Building and maintaining strong, long-term relationships with clients and industry stakeholders Owning proposals from concept through to submission and contract agreement Advising on pricing, commercial structures, and payment terms to balance client needs and profitability Working closely with senior leadership during contract negotiation, including identifying when legal input is required Managing and maintaining accurate CRM records to track pipelines, key accounts, and opportunities Using market insight, customer feedback, and industry trends to inform commercial strategy and product development Representing the business at conferences, webinars, and industry events, including presentations and panel discussions Supporting marketing activity, including campaigns, proposals, thought-leadership content, and sector positioning Identifying new markets, sectors, products, and services to drive long-term growth Where required, supporting delivery of consultancy or R&D projects using relevant technical expertise About You Essential: Proven Business Development or commercial experience within a SaaS or time-based consultancy environment Strong engineering background with expertise relevant to offshore wind or complex engineering systems Commercially astute with a demonstrable track record of closing deals and meeting revenue targets Excellent written and verbal communication skills, able to engage both technical and non-technical audiences Strong relationship-builder with a broad, relevant industry network Confident negotiator with experience of contracts, pricing structures, and IP considerations Analytical, strategic, and evidence-driven in decision-making Able to lead, influence, and bring colleagues along with a shared plan Comfortable working in a small, growing organisation where roles can evolve Desirable: Experience securing innovation or research funding HubSpot or similar CRM experience Understanding of model-based engineering principles Additional language skills relevant to international offshore wind markets Postgraduate qualification Attributes & Behaviours Professional, approachable, and confident with a wide range of stakeholders Collaborative, proactive, and solutions-focused Comfortable working independently while contributing fully to a team environment Highly organised with excellent attention to detail Committed to continuous learning and self-development Able to quickly grasp complex engineering topics and communicate them clearly Aligned with values of integrity, trust, fairness, and excellence What's on Offer Salary between £35,000 - £50,000, depending on experience Newcastle-based role with national and international exposure Genuine autonomy and influence within a growing business Supportive, collaborative, and intellectually stimulating environment Opportunity to work at the cutting edge of offshore wind and engineering innovation