1 to 25 of 48 Software Engineer Jobs in Hertfordshire

Principal Software Engineer (C#, Azure, Event Driven) £90,000 + Bonus + Shares | Watford (Hybrid) Method is partnering with a technology company that's about to launch a major digital transformation and rebuilding their architecture from the ground up. The company has been in business for nearly … also looking to scale massively over the next 5-years as they enter new markets, and as a result, are looking for a Principal Engineer to help deign, build and guide to achieve this. As the Principal Software Engineer, you be a hands-on technical authority, assisting ...

Software Engineer Location: Bishops Stortford Salary: Up to £50k Do you have two years software development experience? Do you have a strong foundation in C# development? Would you enjoy working on projects that involve data integrations, security systems, and enterprise-scale solutions? This role is ideal … build on their skills with mentoring from senior engineers. The Company Our client is a fast-growing technology business that designs and delivers bespoke software solutions, data integrations, and consultancy services. Since their launch in 2020, they have built a strong reputation for developing custom integrations between third-party ...

Embedded Software Engineer (Real-Time Ada) Location: Stevenage Salary: Circa £65,000 depending on experience, plus bonus and benefits A leading UK defence organisation is expanding its Real-Time Datalink Software team and seeks an experienced Embedded Software Engineer to develop cutting-edge communications … state-of-the-art technology central to national security, while growing your career in a collaborative, multi-disciplinary environment. The role As an Embedded Software Engineer, you’ll drive the full software lifecycle for real-time datalink systems, ensuring robust over-the-air communication between missiles ...

Senior Embedded Software Engineer | Cambridge Are you a highly experienced Embedded Software Engineer with a passion for problem-solving across the full product lifecycle? My client developed highly precise scientific instruments & sensors. Responsibilities as an Embedded Linux Software Engineer : Design and develop bare metal … RTOS, and DSP algorithm embedded software using C/C++ on ARM Cortex MCUs Create production support software, like test jig interfaces and calibration tools Troubleshoot hardware issues, perform fault finding, and resolve system-level problems Requirements: 5+ of Embedded Firmware/Software engineering experience Strong experience ...

C++ Software Engineer - Fully Remote - Up To £200k We're currently working with a global leader in software development, offering a fully remote position for a Senior Software Engineer specializing in C++. They are experiencing an exciting period of growth and are looking to bring … working independently Strong communicator If this does look like something that could be of interest please apply as interviews are being scheduled! C++ Software Engineer - Fully Remote - Up To £200k ...

Principal Software Engineer Hours: 40h p/w Location: Hybrid or Remote Salary:60k-70k Build the platforms that power better travel money At eurochange , we're transforming foreign exchange — making it better, simpler and more convenient for millions of customers. Technology is at the heart of that … journey, and we're looking for a Principal Software Engineer to help shape the platforms that drive our digital future. This is a senior, hands-on technical leadership role where you'll influence architecture, guide engineering standards, and deliver enterprise-grade solutions that scale with our ambitions. What ...

Senior Software Engineer Location: Stevenage (relocation may be available) Working Pattern: Hybrid, typically 3–5 days on-site Security Clearance: British Citizen or Dual UK National with British citizenship The Opportunity My Client is seeking a Senior Software Engineer to join Test Software UK, working … systems that support the development, production, and field testing of missile systems. You’ll collaborate with Electronic Engineering, the Test Centre of Excellence, and Software Engineering to deliver robust and timely test capability, directly influencing product certification, manufacturing, and in-service support. This role offers exposure across the company ...

Real Time Datalink Software is tasked with supplying Datalink software into a wide range of Missiles and platforms that require a method of communicating over the air between them! Salary : Circa £65,000 depending on experience Dynamic (hybrid) working : 4 days per week on-site, due to workload … define what the Datalink does, its protocols and technical design. This is a technical hands-on role and will involve all aspects of the software life cycle: Requirements capture Embedded Software Architecture & Design Implementation in ADA Verification (Reviews & Testing) As well as working with other Software Engineers ...

Embedded Ada Software Engineer (Contract) Location: Stevenage Rate: Up to £70 per hour (umbrella) Clearance: SC required to start (UK-Eyes-Only) Contract: 6 months, likely extension Working Pattern: Fully on-site, compressed week available We're looking for an experienced Embedded Ada Software Engineer to join a busy software team working on high-integrity, real-time defence systems. You'll play a central role in developing and testing embedded software for PowerPC-based platforms, contributing to a portfolio of innovative and mission-critical products. What you'll be doing Developing real ...

This is a great opportunity for an experienced embedded Software Engineer to join our team to develop current and future datalink systems and their associated protocols. Real Time Datalink Software is tasked with supplying Datalink software into a wide range of Missiles and platforms that require … within MBDA with plenty of scope to help define what the Datalink does, its protocols and technical design. As well as working with other Software Engineers in the team you will also be encouraged to work closely with Firmware Engineers, Systems Engineers, Hardware Engineers, Test Engineers and respective leads. ...

Embedded Software Engineer (Contract/Flexible) – Outside IR35 We are a small but established engineering firm looking to engage an experienced Embedded Software Engineer on a flexible, non-committed, Outside IR35 basis. Our existing embedded software contact is no longer available … seeking a trusted, go-to embedded engineer to support our products and future developments on an ongoing basis. This role is ideal for an experienced contractor or freelancer who values autonomy, flexibility, and long-term collaboration without fixed hours or guaranteed workload. The Role Act as the primary embedded ...

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands … performance systems at global scale. Career progression in a fast-growing international technology business. Key skills required: 10+ years' experience in enterprise architecture and software engineering. Proven expertise in .NET with strong SaaS and API platform experience. Hands-on track record designing highly scalable, high-performance systems. Strong leadership ...

Principal Software Engineer (ADA/C# .NET) **Please note we can only consider sole UK Nationals for this role** Location: Luton (Hybrid: 4 days on-site, 1 day remote) Contract: 12 months IR35: Inside IR35 Security Clearance: Full UK SC required Day Rate: £70ph - £75ph About the Role … real-time embedded software engineer with knowledge of Ada/C# .NET is required in support of defensive aids development programmes within the Electronic Warfare business. The role includes design, development, test and support of current and future programs across our Praetorian product line. What ...

World Class Defence Organisation based in Stevenage is currently looking to recruit an Embedded C/C ++ Software Engineer subcontractor on an initial 6 month contract. Hourly Rate: £70.00ph (Umbrella). Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at time … extension. Contracts are often ongoing and long-term thereafter. IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview Embedded C/C++ Software Engineer Job Description: The company is a world leader in missile and missile systems looking for a highly capable and adaptable Engineers ...

C++ or C Software Engineer Location: Bristol, Full time on site Duration: 12 Months initial SC Clearance Required Rate: £65 ph Umbrella Overview of department: Our team, at our Bristol facility, develop solutions for the next generation of Air Defence Systems developing evolving products whilst maintaining our enviable … middleware and Real Time Operating Systems Knowledge of standards such as DefStan 00-55, DO-178C or IEC61508 Desirable A strong background in software engineering, its realisation and system wide impact. Collaborative, open approach to development and have the ability to work well in a team and maintain momentum ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem … preference for candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative ...

Cleared Software Engineer Stevenage OR Bristol - Onsite 5 days a week 6 month contract Inside of IR35 £70 per hour My client is looking for a SC Cleared Software Engineer with extensive experience with V&V Embedded Software. You will be responsible for the Validation & Verification … activities on Real Time system application software . The role requires taking requirements, developing them into robust test cases, preparing and executing tests, capturing data, and delivering actionable feedback for the project team. Key Skills and Experiences Live SC Clearance Extensive V&V Experience (Verification & Validation) Experience running Embedded ...

Software Engineer Venture 2 Venture 2 is building the next generation of AI-enabled products. Our work spans one-to-many inference systems with applications in anti-piracy, heavy industry optimisation, and prediction markets. We operate as a hybrid venture studio: developing our own D2C and B2B products … skills in Python. · Basic understanding of AI/ML models and how they are trained, deployed, and run. · Familiarity/understanding with version control software (git). · Ability to work in a fast-moving environment with evolving priorities. · Curiosity, initiative, and willingness to learn new tools and frameworks rapidly. ...

Embedded Software Verification & Validation Engineer Location : Stevenage or Bristol, UK – Hybrid (typically 4 days on-site due to project classification) Salary : Circa £64,000 depending on experience ***Please note this role requires British Citizenship*** A leading defence technology organisation is looking for an Embedded Software Verification & Validation … Engineer to join their Real-Time Embedded Software group. You’ll work across a varied portfolio of complex work packages, helping to qualify software and components used in some of the most advanced defence systems in the world. This is a hands-on role working closely with ...

Principal Software Engineer – HMI & Cyber Working Pattern: On-site, 5 days per week (due to workload classification) Security Clearance: British Citizen or Dual UK National with British citizenship The Opportunity They are looking for passionate, highly skilled Principal Software Engineers to join thier HMI & Cyber team, developing … next generation of laser defence capability for the Royal Navy. You’ll take a technical lead role across the full software development lifecycle, delivering complex, safety- and security-critical solutions while mentoring and supporting engineers within your team. The company is committed to supporting career development while maintaining ...

Principal Software Engineer Luton 12-Month Contract Paying up to £79p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance – please only apply if suitable Key Responsibilities … Develop robust applications using C# .NET within a Windows environment. Take ownership of complex tasks across the full software lifecycle—from requirements to integration, testing, and delivery. Apply object-oriented design principles and verification/validation techniques. Collaborate with a skilled team while maintaining independence in your work. Required ...

Embedded Ada Software Engineer – Real-Time Datalink Working Pattern: Hybrid – 4 days on-site Security Clearance: British Citizen or Dual UK National The Opportunity Join my Client's Real-Time Datalink Software team and help develop airborne communication software for missiles and platforms. This … hands-on embedded role where you’ll: Capture requirements and define embedded software architecture Implement hard real-time systems in Ada Conduct verification, testing, and code reviews Work with Hardware, Firmware, Systems, and Test Engineers Help shape the future of Datalink protocols and technical design You’ll gain experience ...

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience … scale - and they need exceptional .NET Software Engineers to drive this evolution. Your Impact: Design and develop mission-critical platform services, APIs, and merchant portals Drive performance optimisation and system reliability through intelligent engineering Champion engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams ...

Principal Software Engineer Hours: 40h p/w Location: Hybrid or Remote Salary:60k-70k Build the platforms that power better travel money At eurochange , we're transforming foreign exchange - making it better, simpler and more convenient for millions of customers click apply for full job details ...

supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept into … proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L. Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing ...