Ruby Software Engineer jobs in Welwyn Garden City

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Senior Software Engineer (Testing/ Quality Assurance)

Tesco UK
Welwyn Garden City

You will responsible for designing and implementing both manual and automated testing frameworks while partnering with our development teams drive best practices in software quality.

You will be responsible for •Work closely with product managers and developers to understand product requirements and design.

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6 days ago

Air Conditioning/Chiller Engineer

Mitsubishi Electric – UK
Welwyn Garden City AL10

About Us: Making sure you fit the guidelines as an applicant for this role is essential, please read the below carefully. Mitsubishi Electric is a global innovator in energy, automation and building technologies. From air conditioning and lifts to robotics and power systems that power homes and businesses across the UK. With 150,000 employees worldwide and 850 in the UK, we’re creating “Changes...

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a day ago

Wi‐Fi Embedded Software Engineer – Simulations & Drivers

Nordic Semi
Hatfield

A leading semiconductor company is looking for a Software Engineer to join their Wi-Fi Simulations and Tools team in Hatfield, UK. This role includes designing and implementing simulations and tools for hardware verification and firmware development. Candidates should have a relevant degree and strong C/C++ programming skills. The position offers a competitive salary, flexible working hours, and...

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23 hours ago

Master Technician

Mission 4 Recruitment Ltd
Welwyn Garden City

You will be responsible for everything from routine servicing to complex engine rebuilds and advanced diagnostics on a diverse range of vehicle makes and models. Working Hours: Standard hours are 09:00 – 17:00, Monday to Friday.

You must be fully proficient and self-sufficient in the following areas:

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8 hours ago
No Experience

Technology - Programme Management Internship

Tesco
Welwyn Garden City

Job Description You'll collaborate with tech and business teams across the business. Meeting the strategic goals of a project, managing plans and risks, and tracking progress with Software Engineers and Product Managers. Salary: £26,000 pro rata Programme start date: 15 June 2026 You bring people together to make things happen-delivering projects that tick all the boxes and keep stakeholders...

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8 hours ago
Hybrid

Senior Cyber Security Partner

55 Redefined Ltd
Welwyn Garden City AL8

You will be the face of security group for them. Everything you do is in the context of the product, roadmap, its risk acceptance level, the technology stack, and its architecture.

You will be responsible for Provide product and engineering teams with direction and guidance on all security matters.

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15 hours ago
Hybrid

Senior cyber security partner

Tesco Technology
Welwyn Garden City

You will be responsible forProvide product and engineering teams with direction and guidance on all security matters.

You will needExperience across multiple sectors and diverse roles in engineering and security, with demonstrable accomplishments collaborating with leadership on security programmes.

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3 days ago
Hybrid

Civil Design Engineer

Aldwych Consulting
Welwyn Garden City

Civil Design EngineerLocation: Hertfordshire (Hybrid Working Available)Salary: Up to £45,000 + Excellent BenefitsAn excellent opportunity has arisen for a talented Civil Engineer to join a leading multidisciplinary engineering consultancy based in Hertfordshire. This growing firm has a strong reputation for technical excellence, a collaborative culture, and a genuine commitment to professional...

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3 hours ago

Lecturer in Construction and Civil Engineering

Oaklands College
Welwyn Garden City

Ready to shape the next generation? An exciting opportunity has arisen at Oaklands College for an ambitious and passionate Lecturer in Construction Management. Whether you're an experienced teacher or an industry expert ready to share your knowledge, this is your chance to play a key role in preparing learners for careers in one of the UK’s most in-demand sectors. For over 100 years Oaklands...

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6 days ago

SENIOR DESIGN ENGINEER

Brogan Group
Welwyn Garden City

The Company An international leading access provider, with operations in UK, Ireland and UAE. Brogan Group focus on career development and promotion – people are the core of everything we do. If you are looking for a career not just a job, you are in the right place! Benefits Modern office with pool table, Gym, TV, collaboration pods, free coffee machine and parkingAmazing opportunities for...

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3 days ago
Hybrid

Highways Engineer - Welwyn Garden City

Zodiac Recruitment
Welwyn Garden City

Salary Up to £45,000 Vacancy type Permanent Categories Civil Engineering Role: Highways Engineer Location: Welwyn Garden City Salary: Up to £45k (DOE) Ref: MB887 Our client is seeking to grow their busy infrastructure team with the appointment of a Highways Engineer to assist with both their flood risk assessment (FRA), drainage and highway design capabilities. Their team are working on a...

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3 days ago
Hybrid

Civil Engineer

Tec Partners
Welwyn Garden City

You will support the delivery of civil engineering design packages across a range of residential, commercial, infrastructure, and mixed-use developments. This is a hands-on design role with involvement across the full project lifecycle.

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3 hours ago
No Experience

Technology - Product Management Internship

Tesco
Welwyn Garden City

You'll be the voice of our customers, using your analytical skills to solve problems, define product roadmaps and bring our products to life. You'll hold workshops with stakeholders, write user stories, collate data analysis feedback, and more. Salary: £26,000 pro rata Programme start date: 15 June 2026 Lead a cross-functional team to work on discovery through to delivery, working closely with...

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59 minutes ago
Hybrid

Software Development Engineer III - Developer Platform

Tesco UK
Welwyn Garden City

You will be responsible for Provide ownership and leadership in developing TDP, aware of the short and longterm goals of TDP.

You will also have the opportunity to participate in the wider community within Engineering Effectiveness, broader technology teams, learn and share.

You will need Experience with Java 8+ Experience with golang is considered a plus Experience with cloud platform(s) (.

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3 days ago

Software Engineer

Nordic Semi
Hatfield

About the job It is an exciting time to join Nordic Semiconductor as we continue our journey, driven by high aspirations and supported by enthusiastic colleagues worldwide. With the introduction of the nRF70 Series, Nordic has expanded into the Wi‐Fi wireless IoT market with its first product and is now one of the few semiconductor companies in the world to offer all three of the world's most...

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23 hours ago
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Hybrid

Senior security partner, product & engineering

Tesco UK
Welwyn Garden City

A leading retail company is seeking a Senior Security Partner to enhance security within product areas. This role involves collaborating with engineering teams, addressing security challenges, and ensuring robust security measures are integrated throughout the software development lifecycle. Ideal candidates will have a strong background in security, experience with architectural practices, and...

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3 days ago

Cloud Security Engineer II

Tesco
Welwyn Garden City

You will be responsible for - Managing Azure Policy direction and supporting exemptions - Ensure design, review and delivery of upcoming Azure Policies and assess viability of upcoming policies / approach. - Assess suitability and impact of Azure policy exemptions at the team, environment, or global scale and create exemptions at the appropriate scope.

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2 days ago
Hybrid

Senior cyber security partner

Tesco UK
Welwyn Garden City

You will be the face of security group for them. Everything you do is in the context of the product, roadmap, its risk acceptance level, the technology stack, and its architecture. You build a comprehensive understanding of the threat landscape and its potential risks to the business.

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3 days ago

Head of Automation Engineering Design

Tesco
Welwyn Garden City

You will be responsible for: Leading the planning & design of multiple complex, large-scale Automation projects that span across the Tesco estate working with Distribution & Fulfilment, Engineering, Maintenance, Property, IT, Technology teams.

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3 days ago
Hybrid

Associate Analytics Implementation Engineer

Tesco UK
Welwyn Garden City

You will be responsible for Whilst specific responsibilities will be dependent upon the changing needs of Tesco as a business, the following provides an overview of the role’s key responsibilities and measures: Coding, QA and configuration of analytics tracking code. Implement TMS (GTM) changes.

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6 days ago
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