31 to 55 of 58 Computer Science Jobs in Hertfordshire

Junior/Mid QA Analyst | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
Basic knowledge of cloud platforms — ideally Azure. You might be our Junior/Mid QA Analyst if... You have a 2:1 degree in Computer Science (or a related discipline) and 2+ years of hands-on experience testing web-based systems. You're confident in manual ...

Junior/Mid QA Analyst | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Basic knowledge of cloud platforms — ideally Azure. You might be our Junior/Mid QA Analyst if... You have a 2:1 degree in Computer Science (or a related discipline) and 2+ years of hands-on experience testing web-based systems. You're confident in manual ...

Software Engineering - Summer Placement 2026

Hiring Organisation
MBDA
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
company, learning a general overview of the business. What we're looking for from you Working towards a degree in Degree in Software Engineering, Computer Science or relevant Engineering field (incl. Aeronautical/Aerospace, Mathematics, Physics) Our company: Peace Is Not A Given, Freedom Is Not A Given ...

DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education

Hiring Organisation
Morson Edge (Technology)
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
organisational, problem-solving, and communication skills. Ability to work effectively in teams and motivate colleagues. Customer-focused mindset, proactively engaging with stakeholders. Degree in Computer Science or related discipline, or equivalent experience. DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education- Desirable Skills: Experience using Terraform, Ansible, Perl ...

DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education

Hiring Organisation
Morson Edge (Technology)
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
organisational, problem-solving, and communication skills. Ability to work effectively in teams and motivate colleagues. Customer-focused mindset, proactively engaging with stakeholders. Degree in Computer Science or related discipline, or equivalent experience. DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education- Desirable Skills: Experience using Terraform, Ansible, Perl ...

Junior Software Tester

Hiring Organisation
Pertemps Dudley Industrial
Location
Meriden, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£25000/annum
reviewing requirements and identifying test scenarios Maintain clear and detailed test documentation Requirements to be considered for the Trainee Software Tester: A degree in Computer Science, IT, Software Engineering or a related field Experience or Knowledge of software testing or QA role (including placements) Understanding of testing principles ...

DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education

Hiring Organisation
Morson Edge (Technology)
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
organisational, problem-solving, and communication skills. Ability to work effectively in teams and motivate colleagues. Customer-focused mindset, proactively engaging with stakeholders. Degree in Computer Science or related discipline, or equivalent experience. DevOps Engineer/Systems Admin-Linux-LAMP- Higher Education- Desirable Skills: Experience using Terraform, Ansible, Perl ...

Software Engineer

Hiring Organisation
Constant Recruitment Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
foundation, an eagerness to learn, and strong communication skills. The ideal candidate will have: 2+ years' professional experience in C# development Strong understanding of Computer Science fundamentals (data structures, networking, concurrency) Knowledge of OOP principles Experience working with APIs (building and consuming) Proficiency with Microsoft SQL Server ...

Software Engineer

Hiring Organisation
Constant Recruitment Ltd
Location
Bishop's Stortford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
foundation, an eagerness to learn, and strong communication skills. The ideal candidate will have: 2+ years’ professional experience in C# development Strong understanding of Computer Science fundamentals (data structures, networking, concurrency) Knowledge of OOP principles Experience working with APIs (building and consuming) Proficiency with Microsoft SQL Server ...

Machine Learning Engineer

Hiring Organisation
Brio Digital
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
evaluation frameworks such as RAGAS or TruLens. Experience fine-tuning large models or working with reinforcement learning techniques. Background in mathematics, statistics, or theoretical computer science. Understanding of data governance, bias mitigation, or model interpretability. Why Join Work on real, production-grade GenAI systems with clear business impact. High ...

Machine Learning Engineer

Hiring Organisation
Brio Digital
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
evaluation frameworks such as RAGAS or TruLens. Experience fine-tuning large models or working with reinforcement learning techniques. Background in mathematics, statistics, or theoretical computer science. Understanding of data governance, bias mitigation, or model interpretability. Why Join Work on real, production-grade GenAI systems with clear business impact. High ...

Machine Learning Engineer

Hiring Organisation
Brio Digital
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
evaluation frameworks such as RAGAS or TruLens. Experience fine-tuning large models or working with reinforcement learning techniques. Background in mathematics, statistics, or theoretical computer science. Understanding of data governance, bias mitigation, or model interpretability. Why Join Work on real, production-grade GenAI systems with clear business impact. High ...

Senior Full Stack Engineer

Hiring Organisation
RevTech
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
have exceptional coding skills, ideally with Python and/or TypeScript You're genuinely excited about working with LLMs, Computer Vision and Machine Learning You're not afraid of putting in the work; you'll be offered generous equity on top of your salary You consider yourself … raiser, with a proven track record of building successful products from the ground up You have a STEM background, ideally in Computer Science You will get: Salary up to £110k Generous equity Annual offsite retreat to Sicily Curious to learn more? Hit apply today. ...

Senior Full Stack Engineer

Hiring Organisation
RevTech
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
have exceptional coding skills, ideally with Python and/or TypeScript You're genuinely excited about working with LLMs, Computer Vision and Machine Learning You're not afraid of putting in the work; you'll be offered generous equity on top of your salary You consider yourself … raiser, with a proven track record of building successful products from the ground up You have a STEM background, ideally in Computer Science You will get: Salary up to £110k Generous equity Annual offsite retreat to Sicily Curious to learn more? Hit apply today. ...

Senior Full Stack Engineer

Hiring Organisation
RevTech
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
have exceptional coding skills, ideally with Python and/or TypeScript You're genuinely excited about working with LLMs, Computer Vision and Machine Learning You're not afraid of putting in the work; you'll be offered generous equity on top of your salary You consider yourself … raiser, with a proven track record of building successful products from the ground up You have a STEM background, ideally in Computer Science You will get: Salary up to £110k Generous equity Annual offsite retreat to Sicily Curious to learn more? Hit apply today. ...

Smart Contract Developer

Hiring Organisation
CryptoIEX
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
reviews to ensure security and performance. Strong problem-solving skills and the ability to work in a remote, collaborative environment. Bachelor's degree in Computer Science, Engineering, or equivalent experience in related fields. Familiarity with web3 libraries and blockchain tools such as Truffle, Hardhat, or Remix ...

Smart Contract Developer

Hiring Organisation
CryptoIEX
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
reviews to ensure security and performance. Strong problem-solving skills and the ability to work in a remote, collaborative environment. Bachelor's degree in Computer Science, Engineering, or equivalent experience in related fields. Familiarity with web3 libraries and blockchain tools such as Truffle, Hardhat, or Remix ...

Smart Contract Developer

Hiring Organisation
CryptoIEX
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
reviews to ensure security and performance. Strong problem-solving skills and the ability to work in a remote, collaborative environment. Bachelor's degree in Computer Science, Engineering, or equivalent experience in related fields. Familiarity with web3 libraries and blockchain tools such as Truffle, Hardhat, or Remix ...

Junior Mobile App Developer (Flutter)

Hiring Organisation
IT Talent Solutions Ltd
Location
Hatfield, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £36,000 per annum
experience (can be commercial, academic, or freelance) Familiarity with REST APIs , Git, and mobile dev tools (Android Studio, Xcode, VS Code) A degree in Computer Science or a related field Right to work in the UK (ILR, British citizen, or Settled Status only) Must be able to commute ...

Junior Network Technician

Hiring Organisation
Unified Support Ltd
Location
Rickmansworth, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£30,000
plus. Communication Skills: Excellent verbal and written communication skills to interact with team members and clients effectively. Qualifications: Associate or bachelors degree in computer science, Information Technology, or related field. Relevant certifications (e.g., CompTIA Network+, CCNA) are preferred. Minimum of 1-2 years of experience in network administration ...

Principal Security Engineer

Hiring Organisation
Oracle
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
objective of identifying impactful security vulnerabilities across a variety of architectures and platforms. What You'll Bring Bachelor's or Master's degree in Computer Science or related field (e.g. Electrical Engineering) or related relevant experience 10+ years of relevant experience in vulnerability identification, deep platform security consulting ...

Principal Security Engineer

Hiring Organisation
Oracle
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
objective of identifying impactful security vulnerabilities across a variety of architectures and platforms. What You'll Bring Bachelor's or Master's degree in Computer Science or related field (e.g. Electrical Engineering) or related relevant experience 10+ years of relevant experience in vulnerability identification, deep platform security consulting ...

Principal Security Engineer

Hiring Organisation
Oracle
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
objective of identifying impactful security vulnerabilities across a variety of architectures and platforms. What You'll Bring Bachelor's or Master's degree in Computer Science or related field (e.g. Electrical Engineering) or related relevant experience 10+ years of relevant experience in vulnerability identification, deep platform security consulting ...

Computer Science Teacher

Hiring Organisation
Reed
Location
Bishop's Stortford, Hertfordshire, England, United Kingdom
Employment Type
Temporary
Salary
£150 - £250 per day, Inc benefits
Position: ICT Teacher Location: Bishop's Stortford Start Date: January Duration: Full-time until Easter or July 2026 Pay Rate: £150 - £250 per day Key Responsibilities: Deliver engaging and effective ICT lessons to secondary school ...

Senior Rails developer/CTO

Hiring Organisation
WodBoard
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
taking ownership and reporting back to the team. - An ability to renegotiate requirements as you get into the technical details is most welcome! In Computer Science there's hard problems and hard problems that don't need solving. We are constantly asking ourselves if there's an easier ...