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16 application engineer jobs found

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application engineer £300 - £400
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Contract Spy
Apr 24, 2026
Duration not stated
Software Engineer (Java, Python, Golang) at Test Yantra, London, £350-£370 per day
£350 - £370 per day
Contract Spy London, UK
We are urgently looking for experienced candidates with strong hands-on Java development skills and design experience. While an architect title is not mandatory, we are particularly interested in profiles of senior developers with solid technical expertise. Required Core Skills: - Java - Python - GoLang -Design, develop, and maintain high-quality Java applications. -Write clean, efficient, and well-documented code. -Perform code reviews and optimize existing codebases. -Ensure application performance and reliability. -Develop and maintain automated tests to ensure code quality. -Work with CI/CD pipelines to streamline the development and deployment process. Job Types: Full-time, Freelance Pay: £350.00-£370.00 per day Schedule: Monday to Friday Experience: Java: 7 years (required) Python: 3 years (required) Go: 2 years (required)
Contract Spy
Apr 21, 2026
Duration not stated
Senior Full-Stack Engineer at RC Fornax, Greater Bristol, £350–£500 per day
£350 - £500 per day
Contract Spy Greater Bristol Area, United Kingdom
Senior Full-Stack Engineer Location: Bristol Engagement Type: Permanent or Contract Day Rate / Salary: £350–£500 per day (contract) or permanent package by discussion Work Model: Hybrid - Bristol office, flexible by agreement   **Please do not apply if you require sponsorship**   About the Role We’re looking for a Senior Full-Stack Engineer to join the product engineering team at RC Fornax.   This role will initially focus on building a new AI-enabled product, a structured document generation and workflow tool that transforms unstructured inputs into high-quality, structured outputs through analysis, drafting, review, and publishing workflows.   The product sits within a broader defence and procurement platform, where outputs directly support real-world engineering, delivery, and supplier decisions.   The early emphasis is on getting this product built quickly and...
Contract Spy
Apr 21, 2026
Duration not stated
DevOps Engineer at Quantico Solutions, Remote, £400-£580 per day
£400 - £580 per day
Contract Spy Remote
A Skilled DevOps Engineer with strong hands‑on experience across AWS , Java , React , Postgres, Node and modern open‑source tooling. A proven track record building and operating secure, automated, cloud‑native platforms , ideally within public‑sector, policing, justice, or other security‑sensitive environments would be beneficial.T hey must be comfortable working with LLM‑assisted engineering , Claude is a strong bonus. In addition to technical depth, we need someone with excellent people skills — someone who collaborates well, communicates clearly, and contributes positively to a distributed engineering team. Candidates must be UK‑based with active SC clearance and NPPV3 , or be very close to accreditation. This project is currently in delivery, and we are looking for a 12‑month contract. This role is inside IR35, fully remote with no travel. IT equipment is provided for exclusive use on this programme. We need individuals...
Contract Spy
Apr 21, 2026
Duration not stated
Data Engineer (SC Cleared) at Scrumconnect, London, £350-£400 per day
£350 - £400 per day
Contract Spy London, UK
Date Opened 21/04/2026 Job Type Contract About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of more than  40 million UK citizens . We are committed to  user-centred design ,  agile delivery , and driving innovation in digital services that truly matter. Role Overview We are seeking an experienced  Data Engineer  to design, build, and maintain data products and a modern  Strategic Data Platform . You will work within multi-functional  Agile delivery teams , ensuring operational stability, ongoing support, and continuous enhancement of data solutions. This role is ideal for someone with strong  Azure data engineering experience , excellent  SQL and Python  capability, and a passion for building  scalable, reliable...
Contract Spy
Apr 07, 2026
Duration not stated
Full Stack Engineer at Radar Healthcare, Leeds LS1 2BH, £400 per day
£400 per day
Contract Spy E Parade, Leeds LS1 2BH, UK
Our Story Be a part of something bigger... Radar Healthcare is dedicated to improving patient safety by bringing together the expertise of healthcare professionals and the power of intuitive software. Our innovative platform has been developed in partnership with industry experts to ensure organisations always meet regulatory standards – making it easier than ever for healthcare providers to deliver top-quality care to their patients. We’re on a mission to become a world-leading health-tech pioneer, and we know that we can only achieve this with the help of talented individuals like you. If you’re passionate about improving healthcare outcomes and want to work in a team of like-minded individuals, we invite you to join us on our journey. So if you’re up for an exciting challenge and want to be part of a team that’s making a real impact, we’d love to hear from you! Our Values At Radar Healthcare, we are all proud of...
Contract Spy
Apr 07, 2026
Duration not stated
Azure Devops Engineer (SC Cleared) at Scrumconnect Consulting, London EC1A, £350-£450 a day
£350 - £450 per day
Contract Spy London EC1A, UK
350 - 450 GBP per day City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting:   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter Role Overview: We're seeking a Azure DevOps Engineer to join our dynamic team. This role requires a blend of technical expertise, leadership, and a passion for cloud technologies. You'll be instrumental in automating, optimizing, and securing our Azure environments, driving efficiency, and innovation across our projects. Responsibilities: Lead Azure...
Contract Spy
Apr 22, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Apr 20, 2026
up to 6 Months
Senior Software Engineer - Java at Beyond Sports, Basingstoke, 3 Months+, £400-£500 per day (Outside IR35)
£400 - £500 per day
Contract Spy Basingstoke, UK
Senior Software Engineer – Java (Contractor) Outside IR35 Rate: £400 - £500 per day Duration: 3 Months Plus Start Date: ASAP   As a Senior Software Engineer (Java) – Contractor at Pulselive, you’ll be focused on delivering robust, high-performance backend services and APIs that power digital experiences for millions of sports fans globally. This role is ideal for an experienced, hands-on engineer with strong Java and Spring expertise who thrives in a collaborative and fast-paced delivery environment. You’ll work closely with cross-functional teams to build, integrate, and optimize systems that handle real-time sports data, video, and live commentary. This position is project- and delivery-focused, with no line management or people-leadership responsibilities required.   Key Responsibilities: Design and develop scalable backend systems using Java and Spring Boot...
Contract Spy
Apr 17, 2026
Duration not stated
Product Manager – Golden Phoenix Data & AI Foundations at Rainiersoft Consulting, London, £400-£450 per day
£400 - £450 per day
Contract Spy London, UK
Job Title: Product Manager – Golden Phoenix Data & AI Foundations Department: Technology Digital Delivery – Supply Trading & Shipping Contract: Inside IR35 Domain (Finance / Utilities.. etc): Finance Base location: London Hybrid work options (number of days on site) : 4 Days onsite needed at London office Role Overview: We are seeking a Product Manager to lead the strategy, development, and scaling of three foundational product areas within the Data & AI portfolio: Unstructured Data Service Variable Latency Streaming Core AI Components These capabilities form the backbone of next‑generation AI, and business intelligence across bp’s Supply, Trading & Shipping organisation. The Product Manager will define product strategy, prioritise outcomes, and work closely with delivery leads, engineers, data scientists, other delivery teams, and business stakeholders to deliver scalable,...
Contract Spy
Apr 16, 2026
Duration not stated
Unity Developer at Polar Media, London, £200-£500 per day
£200 - £500 per day
Contract Spy London SW12 0NE, UK
Unity Developer/ Unreal Developer/ XR Developer Polar Media are seeking creative, passionate and knowledgable XR Developers to join the freelancer pool for our interactive depeartment. We are looking for individuals who have an interest in science and technology and can think methodically and laterally in order to integrate creative ideas. At Polar Media, the interactive department works on severals projects at a time with a focus on science and technology brands. We engage audiences with experiences they'll remember through an amalgamation of physical inputs, graphical displays and networking of data sources. In other words, we use any and all methods available to us to achieve the best results for our clients and ultimately give any experience we produce real impact. Being in this freelancer pool does not gaurantee work, but it will be the first location we go to fill roles. We currently work heavily with Unity (but are looking to develop our Unreal pipeline)...
Contract Spy
Apr 15, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Apr 15, 2026
Duration not stated
SEO & AI Search Specialist - Digital Visibility & Content at Dukes Education, London, £150-£300 per day
£150 - £300 per day
Contract Spy London, UK
Company Overview Dukes Education Ltd is a family of schools and educators dedicated to providing children with the foundations for an extraordinary life through quality education. Our diverse community includes nurseries, prep schools, senior schools, 6th form colleges, international summer courses, summer camps, and university preparation consultancies. Job Overview We are seeking a experienced SEO and AI Search specialist with strong content experience to improve the digital visibility of a group of international schools and colleges. The role combines technical SEO, AI search optimisation, and content development across multiple school websites. A core objective of this role is to improve the quality, relevance, and discoverability of website content, ensuring it performs well in both traditional search engines and emerging AI-powered search systems. Candidates should have experience creating or directing high-performing SEO content and optimising websites...
Contract Spy
Apr 13, 2026
up to 6 Months
Senior Software Engineer - Java at Beyond Sports, Basingstoke, 3 Months+, £400-£500 per day (Outside IR35)
£400 - £500 per day
Contract Spy Basingstoke, UK
Senior Software Engineer – Java (Contractor) Outside IR35 Rate: £400 - £500 per day Duration: 3 Months Plus Start Date: ASAP   As a Senior Software Engineer (Java) – Contractor at Pulselive, you’ll be focused on delivering robust, high-performance backend services and APIs that power digital experiences for millions of sports fans globally. This role is ideal for an experienced, hands-on engineer with strong Java and Spring expertise who thrives in a collaborative and fast-paced delivery environment. You’ll work closely with cross-functional teams to build, integrate, and optimize systems that handle real-time sports data, video, and live commentary. This position is project- and delivery-focused, with no line management or people-leadership responsibilities required.   Key Responsibilities: Design and develop scalable backend systems using Java and Spring Boot...
Contract Spy
Apr 10, 2026
Duration not stated
Python Developer at Scrumconnect, Remote, £300-£400 per day (Outside IR35)
£300 - £400 per day
Contract Spy Remote
Date Opened 09/04/2026 Salary 300 - 400 outside IR 35 Job Description This is a remote position. About Scrumconnect Scrumconnect is a leading digital transformation consultancy delivering user-centred, innovative solutions across the UK public and private sectors. We specialise in helping organisations design, build, and scale digital services that make a real impact. Our teams work closely with clients to solve complex challenges using modern technologies, agile methodologies, and a strong focus on user needs. Required Skills & Experience: Strong experience in software development, particularly in building scalable web applications Proven ability to design and implement end-to-end user journeys and workflow-driven systems Experience working with reusable components, such as form builders or workflow engines Ability to work within and extend existing codebases effectively Solid understanding of software development best...
Contract Spy
Apr 10, 2026
Duration not stated
Product Manager – Golden Phoenix Data & AI Foundations at Rainiersoft Consulting, London, £400-£450 per day
£400 - £450 per day
Contract Spy London, UK
Job Title: Product Manager – Golden Phoenix Data & AI Foundations Department: Technology Digital Delivery – Supply Trading & Shipping Contract: Inside IR35 Domain (Finance / Utilities.. etc): Finance Base location: London Hybrid work options (number of days on site) : 4 Days onsite needed at London office Role Overview: We are seeking a Product Manager to lead the strategy, development, and scaling of three foundational product areas within the Data & AI portfolio: Unstructured Data Service Variable Latency Streaming Core AI Components These capabilities form the backbone of next‑generation AI, and business intelligence across bp’s Supply, Trading & Shipping organisation. The Product Manager will define product strategy, prioritise outcomes, and work closely with delivery leads, engineers, data scientists, other delivery teams, and business stakeholders to deliver scalable,...
Contract Spy
Apr 07, 2026
Duration not stated
AWS DevOps Engineer (SC Cleared) at Scrumconnect Consulting, London EC1A, £400-£500 per day
£400 - £500 per day
Contract Spy London EC1A, UK
  400 - 500 outside City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting:   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter   Preferred Tech Stack Expertise Cloud Infrastructure : AWS (EKS, RDS, Aurora, ElastiCache, Kafka, IAM) Secure Hosting : Experience working with air-gapped or government-secure environments Container & Cluster Management : Docker, Kubernetes, Rancher, Jenkins, Helm Monitoring & Observability : Prometheus,...
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