111 Manufacturing jobs in Welwyn Garden City

Manufacturing Engineer – West London - £43,000 + Bonus + Ex. Benefits – Permanent

Are you a hands-on problem solver who turns engineering challenges into practical solutions?

Join our innovative manufacturing team as a Manufacturing Engineer and lead process improvements that make production smarter, faster, and safer. Make a real impact every day.

What’s in it for you

Training & Development – Access to advanced technical training and career growth opportunities.

Competitive Pay & Bonuses – Strong salary with performance-based bonuses and allowances.

Perks & Discounts – Flight discounts, retail deals, subsidised canteen, and wellness perks.

Work-Life Balance – Flexible hours and support for personal commitments.

Career Credibility – Experience with a leading aerospace/MRO company enhances your CV and future opportunities.

What You’ll Be Doing

• Develop and improve manufacturing documentation, tooling instructions, and inspection processes to keep production running smoothly.
• Lead cross-functional projects that boost efficiency, quality, and reliability on the shop floor.
• Use data, analysis, and lean techniques to uncover opportunities for continuous improvement.
• Explore new methods, automation technologies, and smarter layouts to enhance performance.
• Support maintenance and tooling teams to ensure equipment is ready and reliable.
• Investigate production issues, identify root causes, and implement sustainable fixes.
• Measure and report performance metrics, helping turn insights into tangible results.

What You’ll Bring

• HND (or higher) in a mechanical or manufacturing discipline, plus strong CAD skills (SolidWorks experience a bonus).
• Manufacturing engineering experience, ideally in aerospace or precision engineering.
• A proven track record of delivering improvement projects that make a measurable difference.
• Strong understanding of Lean tools such as DMAIC, 5 Whys, and 8D.
• Confident communicator who enjoys working with people across all levels and departments.
• Skilled in ERP/MRP systems, data analysis, and technical documentation.
• Analytical, curious, and driven by results – someone who takes ownership and follows through.

What to do now:

If this sounds like the right role for you, we’d love to hear from you. Please apply via LinkedIn.

Ready to engineer something that really matters?

We’re on the lookout for a Manufacturing Engineer to join our growing team in LEX . If you're someone who loves solving complex problems, thrives in a hands-on environment, and is passionate about continuous improvement, this could be your next big step.

What You’ll Be Doing:

This role is all about owning and optimising the processes that drive our consumables manufacturing. You’ll be leading process development, supporting high-volume production transfers, and ensuring everything runs smoothly—from yield targets to safety protocols.

You'll get to:

• Develop and improve manufacturing processes that make our consumables reliable and efficient
• Lead process development initiatives and support new product introductions
• Design and execute experiments to fine-tune process parameters
• Develop process control metrics and reporting tools
• Collaborate with engineers, scientists, and technicians to drive results
• Write SOPs and keep documentation up to date
• Train and mentor junior staff (yes, you’ll be the go-to expert!)
• Spot risks, highlight resource conflicts, and propose smart solutions
• Be a champion of health & safety, continuous improvement, and best practices

We’re looking for someone who’s not just technically strong, but also proactive, hands-on, and able to work across teams.

Requirements

Here’s what we’d love to see:

• Degree (or equivalent) in engineering or related field
• 3+ years in cleanroom or high-tech manufacturing environments
• Solid experience with heat sealing and ultrasonic welding
• Practical problem-solving skills and mechanical intuition
• Ability to manage multiple projects and priorities
• Comfortable creating risk/COSHH assessments and technical documentation
• Team player who communicates clearly across disciplines

Bonus if you're familiar with ISO13485, and if you’ve got Lean Six Sigma skills? Even better.

Who You’ll Work With:

This role sits at the heart of manufacturing and connects you with:

• The Director of Cartridge Manufacturing (your direct manager)
• Fellow engineers and technicians
• Integration teams and scientists
• External development partners

Why Join Us?

Because we care about what we build and the people who build it. You'll be part of a collaborative environment, working on innovative technology, and shaping the future of high-volume consumable production. Plus, you’ll have the space to grow, try new things, and make a real impact.

Who are we and what does the future hold for you? 

LEX Diagnostics was founded in 2020. Our innovative system is designed to integrate effortlessly into primary care settings, bringing PCR sensitivity to urgent care centres, physicians labs, and pharmacies, returning results significantly quicker than other molecular platforms. 

2025 is a milestone year for us as we’ve just submitted dual 510(k) CLIA waiver applications to the U.S. FDA. This provides as opportunity to be an important part of a high impact launch that will enhance your future career credentials. 

The Future 

In December 2023, QuidelOrtho invested in LEX Diagnostics, which included the exclusive option to acquire the company up to or shortly after 510(k) clearance by the FDA. In QuidelOrtho, we have an investment partner that recognises the capabilities of our are excited for what we can continue to build together. 

What this means for you  

• More Resources - Manufacturing scale, regulatory & distribution infrastructure 
• R&D Focus - Concentrated innovation around LEX platform and test menu 
• Career Mobility - As well as creating a cross-disciplinary development environment in science and engineering, we hope that LEX employees can transition into broader roles (e.g., regulatory affairs, global supply chain, sales, clinical affairs) across the integrated organisation. 
• Global Exposure - International workflows & markets (US & EU) 
• Impact & Stability - Increased product reach and organisational strength 
• Development - Structured programs and training opportunities 

2026 should see the elevation of the LEX Diagnostics team from startup environment into a well supported, international diagnostics powerhouse without sacrificing the very thing that made our team successful, innovation.

You’ll help drive forward a unique, market-leading platform within a growing team that needs to invest in your development and career growth. 

Our working culture encourages entrepreneurship, shared ideas, and technical collaboration, while providing you the freedom to do your best work.

Benefits

We also offer fantastic employee benefits including: 

• Employer pension contribution of 10% (+3% personal contribution) 
• Private Medical Insurance 
• Life insurance 
• 25 days’ annual holiday plus bank holidays 
• Discounts and memberships to local sports facilities and the theatre 

Apply now and help us bring ultra-fast PCR to the point of care.

At LEX Diagnostics , we’re not just making consumables – we’re helping doctors and patients get answers faster, right when they’re needed most.

As a Manufacturing Technician , you’ll play a hands-on role in producing the cartridge consumables that power our breakthrough diagnostics system. You’ll be working with a close-knit team on the manufacturing line, using your practical skills and experience with production equipment to keep quality high and output steady.

What you’ll be doing:

• Assembling consumables using machinery, presses, and welding equipment
• Carrying out practical, hands-on tasks to keep production moving smoothly
• Checking builds meet quality and safety standards during and after assembly
• Logging work accurately to keep production records up to date
• Spotting issues early, raising them quickly, and suggesting improvements
• Taking ownership of your work and seeing the real-world impact as products move closer to launch

(Current hours: 09:00–17:30. Moving to shift patterns of 06:00–14:00 and 14:00–22:00 as we expand.)

Requirements

Requirements – What we’re looking for:

• Practical, hands-on experience in a manufacturing or production line role
• Skilled in using assembly machinery, presses, or welders (training provided where needed)
• Comfortable following standard processes while adapting when things change
• Experience working in cleanroom environments (ISO 13485 / cGMP a plus)
• Familiar with Quality Management Systems (QMS)
• Strong communication and teamwork skills
• A proactive, can-do attitude – quick to step in when challenges arise

Benefits

2025 is a milestone year for us. We’ve just submitted dual 510(k) CLIA waiver applications to the U.S. FDA. That means the consumables you help produce will be central to a high-impact launch that can elevate your own career as much as it strengthens us.

And you’ll be part of a growing team that’s scaling from startup to international diagnostics powerhouse, without losing the innovation and entrepreneurial spirit that made us successful.

What we offer

• We want you to thrive, personally and professionally.
• Salary of £27,000 to £35,000 per annum depending on experience.
• 10% employer pension contribution (+3% personal contribution)
• Private Medical Insurance & Life Insurance (Family Cover)
• 25 days’ holiday plus bank holidays
• Discounts and memberships to local sports facilities and theatres

Ready to make an impact?

This is your opportunity to join a team that’s shaping the future of point-of-need diagnostics. If you’re hands-on, proactive, and excited to see your work make a difference in healthcare, we’d love to hear from you.

Apply now and help us deliver answers that matter.

At LEX Diagnostics, we’re not just making consumables, we’re helping doctors and patients get answers faster, at the moment they’re needed most. As a Manufacturing Technician, you’ll play a hands on role in producing the cartridge consumables that power our breakthrough diagnostics system.

What you’ll be doing

• Working as part of a small and close knit manufacturing team to produce high-quality cartridge consumables.
• Making sure production runs smoothly, keeping colleagues updated, timelines on track, and documentation accurate.
• Taking ownership when something doesn’t look right, spotting issues, raising them quickly, and helping us improve every day.

Right now we work 09:00 to 17:30. But as we scale our assembly team into 2026, we plan to move towards a shift pattern of 06:00 to 14:00 and 14:00 to 22:00

This isn’t a job where you’re hidden in the background. You’ll see the impact of your work as our platform moves closer to product launch.

Requirements

We’re a fast-moving company where teamwork and adaptability matter as much as technical skills. You’ll thrive here if you bring:

• Strong communication skills and a collaborative mindset.
• Hands on assembly skills.
• A good understanding of stock management.
• Experience working in cleanroom environments (ideally with ISO 13485 or cGMP).
• Familiarity with Quality Management Systems (QMS).
• Above all, a proactive, can-do attitude when challenges arise.

Benefits

2025 is a milestone year for us. We’ve just submitted dual 510(k) CLIA waiver applications to the U.S. FDA. That means the consumables you help produce will be central to a high-impact launch that can elevate your own career as much as it strengthens us.

And you’ll be part of a growing team that’s scaling from startup to international diagnostics powerhouse, without losing the innovation and entrepreneurial spirit that made us successful.

What we offer

• We want you to thrive, personally and professionally.
• Salary of £27,000 to £35,000 per annum depending on experience.
• 10% employer pension contribution (+3% personal contribution)
• Private Medical Insurance & Life Insurance (Family Cover)
• 25 days’ holiday plus bank holidays
• Discounts and memberships to local sports facilities and theatres

Ready to make an impact?

This is your opportunity to join a team that’s shaping the future of point-of-need diagnostics. If you’re hands-on, proactive, and excited to see your work make a difference in healthcare, we’d love to hear from you.

Apply now and help us deliver answers that matter.

Overview

GlaxoSmithKline (GSK) is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. We are on an audacious journey to impact the health of 2.5 billion people over the next decade. Our R&D division is at the forefront of this mission, dedicated to the discovery and development of groundbreaking vaccines and medicines. We are transforming the landscape of medical research by integrating cutting-edge science and technology and harnessing the power of genetics and new data. By fostering a collaborative environment that unites the talents of our people, we are revolutionizing R&D to pre-empt and defeat diseases. Join us in our commitment to uniting science, technology, and talent to get ahead of disease together.

Role Overview

GSK are looking for a Project Manager to join the team at GSK HQ in London. This role drives the FIL roadmap, manages the product backlog, and ensures integration solutions meet business needs across compliance, quality, and supply chain. This person will work closely with cross-functional teams to deliver scalable, compliant, and high-impact integrations.

Key Responsibilities

Strategic & Business Alignment:

• Define and own the vision and roadmap for the Factory Integration Layer (FIL) supporting external manufacturing partners.
• Align integration capabilities with business needs such as batch release, quality compliance, traceability, and supply chain visibility.
• Act as the voice of the customer (internal business, external CMOs/CDMOs) to ensure delivered functionality provides measurable business value.

Backlog Ownership & Prioritisation:

• Maintain and prioritize the product backlog for FIL features, enhancements, and bug fixes.
• Balance competing priorities between compliance, operations, and efficiency improvements.
• Ensure stories and epics are well-defined with clear acceptance criteria.

Stakeholder Management:

• Collaborate with manufacturing, quality, supply chain, IT/OT, and external partner stakeholders to capture requirements.
• Serve as the primary point of contact for integration needs between internal systems and external partner systems.
• Co-ordinate with technical teams to facilitate cross-functional workshops for requirements, design reviews, and sprint demos.

Solution Oversight:

• Work closely with architects, developers, and integration engineers to ensure FIL design supports modular, scalable, and compliant integrations.
• Support data mapping, interface specifications, and API strategy for seamless data exchange.

Execution & Delivery:

• Track and report on progress of FIL product roadmap to leadership.
• Remove roadblocks and support trade-off decisions to accelerate delivery.
• Support change management, training, and adoption of FIL with internal and external stakeholders.

Compliance & Risk Management:

• Identify and mitigate risks in external partner integrations.
• Support validation and qualification of interfaces.

Deliverables Support

• Product Roadmap for the Factory Integration Layer, aligned with external manufacturing strategy.
• Prioritised Backlog with epics, user stories, and clear acceptance criteria.
• Integration Requirements & Use Cases document covering data flows, quality, batch record exchange, and exception handling.
• Sprint Demos & Stakeholder Updates showcasing incremental FIL capabilities.
• Compliance Documentation: validation plan, test scripts, traceability matrix, risk assessment.
• Change Management Package: training materials, communication plans for users at internal sites and CMOs.
• Performance & KPI Reports: availability, latency, error rates, adoption metrics of the FIL.
• Lessons Learned & Continuous Improvement Backlog post go-live.

Minimum Requirements

• Experience using Azure.
• Strong experience working within the Manufacturing industry.
• Strong understanding of API strategy.
• Ability to define and manage interface specifications.
• Strong manufacturing experience.
• Strong understanding of compliance requirements (validation, traceability).
• Strategic thinking for long-term support and future integrations.
• MES Qualification (preferred).

Why GSK?

Uniting science, technology and talent to get ahead of disease together.

GSK is a global biopharma company with a special purpose – to unite science, technology and talent to get ahead of disease together – so we can positively impact the health of billions of people and deliver stronger, more sustainable shareholder returns – as an organisation where people can thrive. We prevent and treat disease with vaccines, specialty and general medicines. We focus on the science of the immune system and the use of new platform and data technologies, investing in four core therapeutic areas (infectious diseases, HIV, respiratory/ immunology and oncology).

Our success absolutely depends on our people. While getting ahead of disease together is about our ambition for patients and shareholders, it’s also about making GSK a place where people can thrive. We want GSK to be a place where people feel inspired, encouraged and challenged to be the best they can be. A place where they can be themselves – feeling welcome, valued, and included. Where they can keep growing and look after their wellbeing. So, if you share our ambition, join us at this exciting moment in our journey to get Ahead Together.

Inclusion at GSK

GSK is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive equal consideration for employment without regard to race, color, national origin, religion, sex, pregnancy, marital status, sexual orientation, gender identity/expression, age, disability, genetic information, military service, covered/protected veteran status or any other federal, state or local protected class.

If you need any adjustments in the recruitment process, please get in touch with our Recruitment team ( ) to further discuss this today.

Important notice to employment businesses/agencies

GSK does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact GSK's commercial and general procurement/human resources department to obtain prior written authorization before referring any candidates to GSK. The obtaining of prior written authorization is a condition precedent to any agreement (verbal or written) between the employment business/ agency and GSK. In the absence of such written authorization being obtained any actions undertaken by the employment business/agency shall be deemed to have been performed without the consent or contractual agreement of GSK. GSK shall therefore not be liable for any fees arising from such actions or any fees arising from any referrals by employment businesses/agencies in respect of the vacancies posted on this site.

Please note that if you are aUS Licensed Healthcare Professional or Healthcare Professional as defined by the laws of the state issuing your license, GSK may be required to capture and report expenses GSK incurs, on your behalf, in the event you are afforded an interview for employment. This capture of applicable transfers of value is necessary to ensure GSK’s compliance to all federal and state US Transparency requirements. For more information, please visit GSK’s Transparency Reporting For the Record site.

Reporting to the Value Stream Supervisor, this role is responsible for the planning, execution and delivery of the order book, ensuring that the daily manufacturing plan is delivered in line with Safety, Quality, Delivery, Cost and Growth targets. The Team Leader is responsible for planning and releasing work orders to satisfy demand, be it for sales orders, safety stock, forecast or Kanban demand. They also have responsibility for identifying and removing roadblocks to safely delivering orders to the right quality and on time.

The successful candidate will drive high levels of employee engagement and involvement across the value stream through the utilisation of effective channels of communications, management and leadership and promoting an inclusive and respectful company culture.

Responsibilities include:

• Proactively lead and motivate teams of employees to achieve both value stream and business targets and objectives, whilst ensuring that all processes and procedures are fully adhered to in line with 5S.
• To conduct root cause analysis and manage and implement corrective actions when issues are identified.
• Actively use the Crane Business System tools to identify and implement productivity improvements.
• To support the SQDCG process by updating and displaying the necessary KPI information on the SQDCG board on a daily basis and use it to analyse root cause and drive improvements.
• To identify, assist and drive the training and development of direct reports.
• Management of absence and discipline for direct reports with support of line manager and HR.
• To fully investigate accident or near-miss incidents, and to facilitate corrective and preventive actions.
• Monitoring manufacturing performance against plan, identification and resolution of downfalls and communication of potential issues to the Value Stream Supervisor.
• Effective maintenance and control of stock levels through PI system and audits; driving corrective actions where necessary.
• Scheduling of raw materials through Kanban systems
• In conjunction with the Value Stream Supervisor ensure an appropriate labour plan is in place to meet plans
• Produce shortage reports and liaise with supply chain to ensure that countermeasures are implemented to prevent OTD misses.
• Support the generation of 3 in 1’s for any metric misses in the month.
• Ensure effective inventory control over work in process, and component stocks.
• Assist the engineering functions within the business to process prototype / refurbishment / rework orders through the manufacturing facility.

The successful candidate must have at least 3 years’ experience in a leadership role within a similar environment, which may include direct team management or leading cross-functional initiatives, projects, or process improvements. They will possess excellent communication and influencing skills with the ability to develop, manage and motivate others. A positive, hands-on individual who can think strategically, applicants will be able to demonstrate initiative, drive and a strong desire to achieve results through driving continuous improvement.

ABOUT US

Crane Building Services and Utilities (BS&U) is part of the Fluid Handling Division of Crane Co. founded in 1855, which is a global, multi-industry, New York Stock Exchange quoted company. We design, manufacture, package and market engineered flow control solutions for the HVAC and Utility sectors, with strong sales into key growth export markets.

The name Crane speaks of who we are, what we stand for and how our customers perceive us: A company with history and tradition, but also a company that is innovative, quality minded and one which acts with integrity and still holds to the resolution of its founder.

Crane Co. was founded on 4th July 1855 by Richard Teller Crane who made the following resolution:

"I am resolved to conduct my business in the strictest honesty and fairness; to avoid all deception and trickery; to deal fairly with both customers and competitors; to be liberal and just towards employees; and to put my whole mind upon the business."

The essence of this resolution is the business policy of Crane Co. today.

We believe that embracing inclusion and diversity is key to our success and as such we are seeking applications from candidates who will contribute their different backgrounds, cultures and experiences to our business.

Lead Manufacturing Engineer

NW London

Are you a hands-on Manufacturing Engineer with a passion for process improvement, NPI, and driving innovation in electronics or device assembly, ready to take full ownership of a busy manufacturing area and shape its future. This isn’t just a technical role — you’ll have the authority to drive strategy, optimise processes, and influence senior leaders to deliver tangible business impact.

Join a growing business that blends cutting-edge product development with high-mix, low-to-medium volume manufacturing. You'll work alongside cross-functional teams to optimise processes, support new product launches, and lead continuous improvement initiatives that truly make an impact.

You won’t be stuck firefighting here. This is a real opportunity to shape how things are made — from new product launches to smart process improvements in a high-mix, low-to-medium volume manufacturing environment.

The role in 60 seconds:

You’ll own the manufacturing area end-to-end, from process design to execution and improvement, leading NPI projects, turning prototypes into optimised production processes. Implement APQP, PFMEA, control plans and capability studies to ensure product quality. Drive Lean and Six Sigma initiatives that improve efficiency, yield, and cost-effectiveness. Influence board-level decisions with clear strategy and data-backed recommendations Solve complex production challenges and see your ideas implemented on the shop floor. You’ll work with passionate teams across R&D, Quality, Production and Supply Chain.

Why this might just be your next big move:

• You’ll be more than a cog in the wheel — your voice matters here
• You’ll play a key role in bringing new tech from prototype to production
• You’ll leave things better than you found them — and be recognised for it
• You’ll collaborate with sharp, cross-functional teams in a growing, tech-led business
• You’ll be hands-on — not desk-bound

Implement APQP, PFMEA, control plans, , and capability studies to ensure product quality

Drive Lean and Six Sigma initiatives that improve efficiency, yield, and cost-effectiveness

Influence board-level decisions with clear strategy and data-backed recommendations

Solve complex production challenges and see your ideas implemented on the shop floor

What we’re looking for:

• 10–12 years’ experience in electronics or device assembly manufacturing
• Proven track record in NPI, APQP, and continuous improvement
• Expertise in Lean Manufacturing, Six Sigma (Green Belt or higher preferred)
• CAD proficiency (SolidWorks, AutoCAD) and ERP/MES systems experience
• Ability to influence senior stakeholders and lead change without direct line management

Bonus points for:

• Lean Six Sigma certification (Green Belt or above)
• Familiarity with ISO 9001, 13485, or IATF 16949
• ERP/MES or manufacturing analytics experience

If this role sounds like you drop me a message or apply now to learn more.