Systems Developer jobs in Hatfield

Req ID:485603 Location: Hatfield, this is an on-site role Appointment Basis: Permanent Apply by: 11/12/25 Excellent Salary + Benefits Include: Pension, Life Assurance, Contributed Healthcare. At Alstom, we understand transport networks and what moves people. From high-speed trains, metros, monorails, and trams, to turnkey systems, services, infrastructure, signalling and digital mobility, we...

A leading engineering firm in Hatfield seeks a Principal Systems Engineer to oversee the development and delivery of signaling systems solutions. This full-time position requires strong engineering expertise, preferably in control or systems engineering, and offers a competitive salary along with benefits including pension and healthcare. The successful candidate will participate in ensuring...

A major water utility company in the UK is looking for an Electrical Mechanical Maintenance Technician to maintain and improve essential water treatment infrastructure. The role involves diagnosing faults, performing repairs, and collaborating with a talented team to ensure high-quality water supply. With comprehensive support for professional development and a competitive salary package, this...

Mercury Systems, established in 1997, specialises in providing electronic security and fire systems with a reputation for excellent service and innovation. Designed to meet diverse customer needs, the company offers bespoke solutions, including intruder alarms, access control, CCTV, fire alarms and physical security. As an NSI Gold, ISO 9001, 14001, 27001 & 45001 Quality Approved Company, Mercury...

You will report directly to the UK Commercial Director and collaborate with cross-functional teams. What you'll be doing As a Business Development Manager, you will be expected to work in a hybrid environment. Corpay will set you up for success by providing: Assigned workspace in the our office, Hybrid work model: 3 days office & 2 days remote.

You will be a crucial member of the engineering team, responsible for building and maintaining the core application logic, server-side APIs, and critical data integrations that power our application suite.

Business Development Manager - B2B - FTC Corpay is currently looking to hire a Business Development Manager within our PayByPhone division on a 12‐month fixed‐term contract (maternity cover). As a B2B Sales Executive you will be the driving force behind new business growth in the Fleet and Mobility sectors, representing our brand and values with professionalism, integrity, and a customer‐first...

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About the Role: We’re seeking an experienced Business Development Executive to promote leading-edge printing and document management systems. You’ll help businesses transform how they print while building a rewarding revenue stream for yourself. Perks & Benefits: - Earn 75% on every sale, plus 50% profit share on all recurring service contracts. - Total flexibility—set your hours and work...

Job Description C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can...

A leading civil engineering organisation in the UK is seeking an experienced Project Manager for a Rail Systems project. The successful candidate will be accountable for delivering projects safely and efficiently, leading a motivated team, while ensuring high-quality standards. Strong OLE/E&P experience is essential, along with project management skills. The role offers a competitive rewards...

You will be joining the UK team where you will focus on enhancing the treasury system with a wider roadmap for developing alongside the strategic solution of Findur.

You will have knowledge of specific systems and domains, being responsible for the entire configuration and support processes for that specialism.

Job Details Estimator – Physical Security Systems (Data Centre Projects) Location: Hertfordshire Type: Full-Time, Permanent Salary: £,–£, DOE + Quarterly Bonus Scheme Work Style: Office-Based with Flexible Working Options A leading fire and security integrator is seeking a skilled Estimator to join its design team, focusing exclusively on physical security systems for data centre projects. This...

Great that you're thinking about a career with BSI! Position: Management Systems Auditor Salary: Competitive basic salary based on experience, plus company car, incentive bonus & great benefits package Location: Homebased contract - home counties / north of M25 with travels into client's sites in surrounding areas and London, as well as Slough, Berkshire About the Auditor role: As a BSI...

You will utilize technologies like JavaScript, TypeScript, and Node. JS to enhance various shopping experiences. Responsibilities include collaborating with product managers, writing secure code, and optimizing software performance. The ideal candidate has extensive experience in backend development, with a strong focus on maintainability and high-quality software.

You will be joining the UK team where you will focus on enhancing the treasury system with a wider roadmap for developing alongside the strategic solution of Findur.

You will have knowledge of specific systems and domains, being responsible for the entire configuration and support processes for that specialism.

C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact on...

You will work effectively with internal and external business stakeholders and product teams to ensure the right outcomes are delivered, whilst formulating the technical strategy and roadmap for the area. About the Team: The Treasury Technology team will be based across UK and India and is part of our wider Finance systems engineering team.

You will be responsible for

You will be working as a part of a team that maintains and develops operational technology systems and data that support our Customer Experience and Technology, Customer Delivery and Asset Strategy activities. As part of this role, you will be trained to be a Systems Engineer within 5- 6 years**

A leading security solutions provider is seeking a Business Development Manager for High Security and Enterprise Systems in Welwyn Garden City. The role focuses on driving sales by identifying and managing new client relationships. Candidates should possess extensive experience in security systems, strong leadership skills, and a proven track record in business development. This full-time...