76 to 100 of 310 Software Engineering Jobs in Hertfordshire

000+ professionals, we’re building a best-in-class tech team that’s grounded in purpose and driven by innovation. ? Your Role in Our Vision As a Principal Software Engineer , you’ll be a key technical leader—shaping architecture, mentoring teams, and driving large-scale engineering initiatives. You'll work across multiple product teams to create scalable, secure … distributed systems. Strong leadership and mentoring skills. Proficiency with messaging systems (SNS/SQS, Kafka), CI/CD, and container orchestration (EKS/Kubernetes). Passion for craftsmanship and engineering excellence. Bonus if you have experience in healthcare/clinical systems, semantic search, or front-end technologies like React/Next.js. ? What We Offer Remote-first culture with access … in London and Bristol. 5 weeks' vacation + bank holidays, private healthcare, EAP, and more. A team that values collaboration, innovation, and psychological safety. We’re building more than software—we’re transforming veterinary care through technology. If you're passionate about building systems that matter, let’s talk. Apply now or reach out for an informal chat. #J More ❯

core product in development, the company is now hiring its first Chief Technology Officer (CTO) to take ownership of the technology vision and build out the foundations of the engineering function. The Role This is a rare opportunity for a highly technical Senior Architect or Principal Engineer ready to step into a CTO role. The successful candidate will work … CTO positions, this is a hands-on role : ideal for someone who enjoys staying close to the code while also leading architectural decision-making and building a high-performing engineering culture from scratch. Key Responsibilities Define and execute the overall technology strategy Design the architecture for a high-concurrency, low-latency MMO platform Build and scale real-time backend … Lead infrastructure and DevOps decisions (cloud, containers, CI/CD, deployment) Collaborate closely with product and design teams to bring features to life Hire, mentor and grow an exceptional engineering team over time Stay actively involved in coding and technical problem-solving Experience & Skills Required 7+ years of experience in software engineering or technical architecture Strong systems More ❯

core product in development, the company is now hiring its first Chief Technology Officer (CTO) to take ownership of the technology vision and build out the foundations of the engineering function. The Role This is a rare opportunity for a highly technical Senior Architect or Principal Engineer ready to step into a CTO role. The successful candidate will work … CTO positions, this is a hands-on role : ideal for someone who enjoys staying close to the code while also leading architectural decision-making and building a high-performing engineering culture from scratch. Key Responsibilities Define and execute the overall technology strategy Design the architecture for a high-concurrency, low-latency MMO platform Build and scale real-time backend … Lead infrastructure and DevOps decisions (cloud, containers, CI/CD, deployment) Collaborate closely with product and design teams to bring features to life Hire, mentor and grow an exceptional engineering team over time Stay actively involved in coding and technical problem-solving Experience & Skills Required 7+ years of experience in software engineering or technical architecture Strong systems More ❯

core product in development, the company is now hiring its first Chief Technology Officer (CTO) to take ownership of the technology vision and build out the foundations of the engineering function. The Role This is a rare opportunity for a highly technical Senior Architect or Principal Engineer ready to step into a CTO role. The successful candidate will work … CTO positions, this is a hands-on role : ideal for someone who enjoys staying close to the code while also leading architectural decision-making and building a high-performing engineering culture from scratch. Key Responsibilities Define and execute the overall technology strategy Design the architecture for a high-concurrency, low-latency MMO platform Build and scale real-time backend … Lead infrastructure and DevOps decisions (cloud, containers, CI/CD, deployment) Collaborate closely with product and design teams to bring features to life Hire, mentor and grow an exceptional engineering team over time Stay actively involved in coding and technical problem-solving Experience & Skills Required 7+ years of experience in software engineering or technical architecture Strong systems More ❯

Full Stack Software Engineer (C#, .NET/React, Angular) Salary: Up to £100k + bonus + benefits Location: Hybrid role, office located near St Albans As the expansion of sports analysis and gaming industry continues, imagine joining a fast-growing company that is revolutionising the sports betting and financial data landscape with the latest tools and technologies. We are … the past decade in the UK, the family-owned company is now poised to expand into international markets, making it an exciting time to join. As a Full-Stack Software Engineer, you will: Work on a next-generation platform utilising the latest cutting-edge technologies across a full stack, focusing on complex real-time systems and user interface technologies. … days of holiday, increasing to 30 days after 2 years Private Medical Insurance, along with discounts for gyms, travel, and cinema And many more perks! If you are a Software Engineer looking for a new challenge, then apply now for immediate consideration! #J-18808-Ljbffr More ❯

UK or EMEA based 6 months+ Contract Niche SaaS Tech company are seeking a Senior DevSecOps/Application Security Engineer to champion and drive their DevSecOps initiatives—shaping secure software delivery across a fast-moving, cloud-native environment. In this role, you’ll own and evolve the security tooling and automation embedded in their SDLC and CI/CD … pipelines, working closely with software engineers, DevOps, and data scientists. You'll help ensure security is not a final step—but an integral, continuous part of how they build and ship software. You will: Embed and automate security controls across CI/CD workflows Lead the integration of SAST, DAST, SCA, and threat modeling tools in DevSecOps pipelines Collaborate … with developers to enable secure coding and privacy by design Drive adoption of secure development standards and practices across the org Operate and evolve our software vulnerability management and bug bounty programs Work cross-functionally to identify risks and improve security posture continuously Support cloud-native app and ML security efforts across Azure and AWS Own AppSec policies, incident More ❯

UK or EMEA based 6 months+ Contract Niche SaaS Tech company is seeking a Senior DevSecOps/Application Security Engineer to champion and drive their DevSecOps initiatives—shaping secure software delivery across a fast-moving, cloud-native environment. In this role, you’ll own and evolve the security tooling and automation embedded in their SDLC and CI/CD … pipelines, working closely with software engineers, DevOps, and data scientists. You'll help ensure security is an integral, continuous part of how they build and ship software. You will: Embed and automate security controls across CI/CD workflows Lead the integration of SAST, DAST, SCA, and threat modeling tools in DevSecOps pipelines Collaborate with developers to enable secure … coding and privacy by design Drive adoption of secure development standards and practices across the organization Operate and evolve software vulnerability management and bug bounty programs Work cross-functionally to identify risks and improve security posture continuously Support cloud-native app and ML security efforts across Azure and AWS Own AppSec policies, incident response processes, and related KPIs/ More ❯

Senior Software Engineer Location: Stevenage Salary: Up to £75,000 (DOE) Headline Benefits: A bonus of up to £2,500, Paid Overtime, Strong pension, 25 days annual leave with the option to accrue 15 additional days flexi leave, enhanced parental leave. We’re working with an award-winning, engineering organisation, who are looking for a Senior Software Engineer who will work within Test Software, collaborating across Electronic Engineering, a Test Centre of Excellence and Software Engineering to deliver a UK- wide test capability. The Senior Software Engineer role The Test Software team work to deliver test capability in partnership with colleagues in Electronic Design, the Test Centre of Excellence and … other areas of Software Engineering. Their mission as a function is to facilitate robust and timely testing of missile systems and ensure the business continues to provide a decisive military capability for our home nations and their allies. Spanning a diverse portfolio of work packages, the team directly influences the company’s product certification, manufacturing output and support activities. More ❯

Social network you want to login/join with: Senior/Staff Software Engineer (AI/Compiler), watford, hertfordshire col-narrow-left Client: Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Company Overview Flux is pioneering a new class … already developed functioning prototypes and are now scaling our operations in London. Our work environment rewards innovation, speed, and bold thinking. The role We’re hiring Senior and Staff Software Engineers to build the high-performance computing infrastructure that powers our Optical Tensor Processing Units (OTPUs). This isn’t just about scaling models—it’s about rethinking how … AI workloads are executed at speed and scale. You’ll lead the design and implementation of software systems that run distributed, low-latency inference across clusters. You’ll work closely with hardware and ML teams to optimise every layer of the stack—from model representation and execution to data movement and scheduling. Whether it’s through compiler techniques, systems More ❯

Social network you want to login/join with: Senior Software Engineer .Net, Azure Contract, Watford, Hertfordshire Client: Curated Location: Watford, Hertfordshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 4 Posted: 10.06.2025 Expiry Date: 25.07.2025 Job Description: UK, Remote | Inside IR35 Only. Contract | 6 months Curated is excited to be partnered with an InsurTech … undergoing an exciting period of growth and seeking to hire a number of talented Senior Software Engineers from .Net Microsoft backgrounds. Part of a larger Insurance enterprise, this opportunity offers flexibility and agility of a scale-up, alongside the security, financial backing, and benefits of a global enterprise. You'll be an early hire into a startup/scaleup … seeking key strong engineers from .Net backgrounds who have worked in high-growth environments, not necessarily from InsurTech or related industries. What we’re looking for: 6+ years in Software Engineering, with a strong track record in building scalable, high-quality systems. Expertise in the modern .Net stack and Azure cloud technologies Proficient in working with SQL Demonstrated More ❯

At Capgemini Engineering The world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering … industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. About the job you’re considering Senior Software Engineer - Avionics (Stevenage/HYBRID) A brilliant opportunity to advance your career while working with cutting-edge technologies in the avionics domain as a Senior Software Engineer. Hybrid … is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone. Your skills and experience Hold an Engineering/Physics/Maths degree (or are working towards one for interns) Experience with the following technologies is highly desired (required for experienced applicants): C/C++ development Python More ❯

At Capgemini Engineering The world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering … industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. About the job you’re considering Senior Software Engineer - Avionics (Stevenage/HYBRID) A brilliant opportunity to advance your career while working with cutting-edge technologies in the avionics domain as a Senior Software Engineer. Hybrid … is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone. Your skills and experience Hold an Engineering/Physics/Maths degree (or are working towards one for interns) Experience with the following technologies is highly desired (required for experienced applicants): C/C++ development Python More ❯

At Capgemini Engineering The world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering … industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. About the job you’re considering Senior Software Engineer - Avionics (Stevenage/HYBRID) A brilliant opportunity to advance your career while working with cutting-edge technologies in the avionics domain as a Senior Software Engineer. Hybrid … is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone. Your skills and experience Hold an Engineering/Physics/Maths degree (or are working towards one for interns) Experience with the following technologies is highly desired (required for experienced applicants): C/C++ development Python More ❯

Join to apply for the C# Software Engineer role at TieTalent 1 day ago Be among the first 25 applicants Join to apply for the C# Software Engineer role at TieTalent About MERITUS Talent are working with Europe's leading weapons manufacturer for the recruitment of a C# Software Engineer on a 12 month contract (Inside IR35 … due to the sensitivity of the work, a valid UK-only passport. About MERITUS Talent are working with Europe's leading weapons manufacturer for the recruitment of a C# Software Engineer on a 12 month contract (Inside IR35). Candidates need an active SC Clearance, and due to the sensitivity of the work, a valid UK-only passport. C# … Software Engineer - 12 Months - INSIDE IR35 - STEVENAGE - UP TO £65ph - SC CLEARANCE - HYBRID WORKING - FIRST 3 MONTHS ON SITE Overview Of Department WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across the full product life cycle. The team integrate real products, models and synthetic More ❯

Social network you want to login/join with: Software Engineer (RUST/Blockchain), stevenage col-narrow-left Client: Sectech Solutions Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: SOFTWARE ENGINEER (RUST/BLOCKCHAIN) REMOTE WORKING - UK HOURS 6 MONTH CONTRACT + … Our client is a Global Blockchain research and development organisation that are working on several large-scale projects and as a result of this, are now looking for additional Software Engineer with RUST experience. You have the exciting challenge of working with cutting-edge research and technology with a focus on the market's needs. To support you on … this challenge, our products have software architects, product managers, project managers, formal methods specialists, and QA test engineers, with whom you must communicate professionally, effectively, and efficiently. Duties Follow agile software development practices Work with teams across multiple time zones Work independently on software development tasks Be proactive and require minimal supervision or mentoring to complete tasks More ❯

Social network you want to login/join with: Software Engineer (RUST/Blockchain), hemel hempstead col-narrow-left Client: Sectech Solutions Location: hemel hempstead, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: SOFTWARE ENGINEER (RUST/BLOCKCHAIN) REMOTE WORKING - UK … Our client is a Global Blockchain research and development organisation that are working on several large-scale projects and as a result of this, are now looking for additional Software Engineer with RUST experience. You have the exciting challenge of working with cutting-edge research and technology with a focus on the market's needs. To support you on … this challenge, our products have software architects, product managers, project managers, formal methods specialists, and QA test engineers, with whom you must communicate professionally, effectively, and efficiently. Duties Follow agile software development practices Work with teams across multiple time zones Work independently on software development tasks Be proactive and require minimal supervision or mentoring to complete tasks More ❯

Social network you want to login/join with: Software Engineer (RUST/Blockchain), watford, hertfordshire col-narrow-left Client: Sectech Solutions Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: SOFTWARE ENGINEER (RUST/BLOCKCHAIN) REMOTE WORKING - UK … Our client is a Global Blockchain research and development organisation that are working on several large-scale projects and as a result of this, are now looking for additional Software Engineer with RUST experience. You have the exciting challenge of working with cutting-edge research and technology with a focus on the market's needs. To support you on … this challenge, our products have software architects, product managers, project managers, formal methods specialists, and QA test engineers, with whom you must communicate professionally, effectively, and efficiently. Duties Follow agile software development practices Work with teams across multiple time zones Work independently on software development tasks Be proactive and require minimal supervision or mentoring to complete tasks More ❯

Senior Software Engineer (Python/Automation) Back to search results Apply now Refer a friend Job no: 502567 Work type: Experienced Professional Location: Cambridge UK, Kings Langley UK, Bristol UK Categories: Operations The role Our GPU & AI hardware teams need an industry-leading automated tool stack to produce our upcoming IP roadmap. The ‘Hardware Tools & Flows’ team was created … delivering on your promises. You are curious, solutions-oriented, and a world-class problem solver, always seeking to innovate and achieve the highest standards. Demonstrable skills include: Developing performant software solutions in Python 3 on Unix. Writing and debugging shell scripts. Understanding development principles such as test-driven development, continuous integration, software architecture, and revision control. Refining requirements … Bazel, Nextflow, FuseSoC). Hardware EDA tools (simulation, linting, synthesis). SystemVerilog, C/C++, Simulator DPI/VPI. Containerization (e.g., Docker). Distributed computing and orchestration. Jenkins automation. Software templating and rendering. Data engineering, data science, or machine learning. Who we are Imagination is a UK-based company creating silicon and software IP that give our More ❯

Our esteemed client, a trusted partner of the UK Ministry of Defence, is seeking a highly skilled Software Engineer with expertise in C# and C++. This exciting role involves integrating real products, models, and synthetic environments to provide visualizations, demonstrations, verification and validation, training capabilities, and support. As a Software Engineer, you will join a vital team that … industry standards. You'll be part of an agile development team of engineers from different disciplines, working together to create simulations and representations of actual equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test-driven development. What do you need?: Proficient/Expert in C#/C++ Microsoft Visual … Team. More about the role: For more than 70 years, our client has been in a strong partnership with the UK military. They have accomplished numerous milestones in defence engineering and have provided essential defence capabilities to meet the requirements of the armed forces across land, sea, and air. This role is based at our client's headquarters in More ❯

Social network you want to login/join with: Software Engineer (Android), watford, hertfordshire col-narrow-left Client: Bioliberty Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Bioliberty is on a mission to give everyone the best chance at … the UK or office-based at our headquarters in the National Robotarium in Edinburgh—a world-leading hub for robotics, AI, and autonomous systems. This job is for a Software Engineer (Android) to join our product development team, focused on building Android applications. This position will have the following responsibilities: Android Platform development: Own the building and maintenance of … the backend and front end of patient-focused software initiatives. This is currently an Android application using Kotlin and Jetpack compose, combined with a serverless backend built with AWS and Typescript. We want to expand our patient population by implementing brand new therapy functionality, as well as visualise the behaviour and recovery of patients in their rehab journey. CI More ❯

the UK or office-based at our headquarters in the National Robotarium in Edinburgh—a world-leading hub for robotics, AI, and autonomous systems. This job is for a Software Engineer (Android) to join our product development team, focused on building Android applications. This position will have the following responsibilities: Android Platform development: Own the building and maintenance of … the backend and front end of patient-focused software initiatives. This is currently an Android application using Kotlin and Jetpack compose, combined with a serverless backend built with AWS and Typescript. We want to expand our patient population by implementing brand new therapy functionality, as well as visualise the behaviour and recovery of patients in their rehab journey. CI …/CD pipelines: Support automated build, test and deployment processes to ensure seamless release cycles to our clients. Collaboration : Work with our other engineering teams and leads to build a robust tech stack that supports our clinician web portal, unity games, firmware and hardware. Innovation: Help drive the evolution of our rehabilitation tools and monitoring by integrating clinical standards More ❯

MERITUS Talent are working with Europe's leading weapons manufacturer for the recruitment of a C# Software Engineer on a 12 month contract (Inside IR35). Candidates need an active SC Clearance, and due to the sensitivity of the work, a valid UK-only passport. C# Software Engineer - 12 Months - INSIDE IR35 - STEVENAGE - UP TO £65ph - SC CLEARANCE … work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset/experience required: Proficient in C#/C++ Microsoft Visual Studio, Eclipse More ❯

MERITUS Talent are working with Europe's leading weapons manufacturer for the recruitment of a C# Software Engineer on a 12 month contract (Inside IR35). Candidates need an active SC Clearance, and due to the sensitivity of the work, a valid UK-only passport. C# Software Engineer - 12 Months - INSIDE IR35 - STEVENAGE - UP TO £65ph - SC CLEARANCE … work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Skillset/experience required: Proficient in C#/C++ Microsoft Visual Studio, Eclipse More ❯

C# Software Engineer required for a long term contract assignment based in Stevenage - some hybrid work may be available after a settling in period. Skillset/experience required: Proficient in C#/C++ Microsoft Visual Studio, Eclipse, Ability to work from high level/system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using … work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test driven development. Modis International Ltd acts as an employment agency for permanent recruitment and an More ❯

Fully Remote within the UK Up to £160k + Stock + Benefits Series C, Developer Tooling/ML Deployments Join a US scale-up on a mission to empower Engineering teams to deliver their best work, through simplifying the deployment of Machine Learning models As they expand their global footprint, raised Series C funding & have grown over 30% in … re seeking a talented Forward Deployed Engineer to join the UK team! About the Role As a Forward Deployed Engineer you'll collaborate directly with customers to understand challenges, engineering ML-based deployment solutions. You'll be instrumental in ensuring clients achieve optimal outcomes with their models, focusing on aspects like optimisation, scalability & efficiency You’ll work alongside teams … with cross-functional teams to enhance product features, based on client feedback Work with Python, PyTorch, Tensorflow, Kubernetes, Docker & cloud platforms Ideal Candidates have 5+ years of Backend (Python) Software Engineering experience in a fast-paced, high-growth, product environment, ideally as a Co-Founder or Founding Engineer Some interest or experience with the lifecycle of ML model More ❯