25 of 25 Contract Software Engineer Jobs in the South East

PLC Software Engineer Security Cleared - Siemens Berkshire Contract Outside IR35 - £55hr 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; The successful PLC … Software Engineer will be responsible for updating, modifying and configuring existing Siemens TIA Portal PLC software and HMIs on the clients site Carry out Siemens PLC software installation, testing and commissioning Knowledge of Siemens SCALANCE or Siemens Network Switches ideal, not essential Experience of writing on-site test documentation Youll need to be a British passport … holder and have lived in the UK for at least the last 5 years and have current DV level security clearance If youre an experienced Siemens PLC Software Engineer and have the required level of security clearance, but youre not available for another 4-6 weeks, that could work. Whilst the preference is for someone to start asap More ❯

PLC Software Engineer Security Cleared - Siemens Berkshire Contract Outside IR35 - £55hr 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; The successful PLC … Software Engineer will be responsible for updating, modifying and configuring existing Siemens TIA Portal PLC software and HMIs on the client s site Carry out Siemens PLC software installation, testing and commissioning Knowledge of Siemens SCALANCE or Siemens Network Switches ideal, not essential Experience of writing on-site test documentation You ll need to be a … passport holder and have lived in the UK for at least the last 5 years and have current DV level security clearance If you re an experienced Siemens PLC Software Engineer and have the required level of security clearance, but you re not available for another 4-6 weeks, that could work. Whilst the preference is for someone More ❯

PLC Software Engineer – Security Cleared - Siemens – Berkshire – Contract – Outside IR35 - £55hr – 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; The successful PLC … Software Engineer will be responsible for updating, modifying and configuring existing Siemens TIA Portal PLC software and HMIs on the client’s site Carry out Siemens PLC software installation, testing and commissioning Knowledge of Siemens SCALANCE or Siemens Network Switches – ideal, not essential Experience of writing on-site test documentation You’ll need to be a … passport holder and have lived in the UK for at least the last 5 years and have current DV level security clearance If you’re an experienced Siemens PLC Software Engineer and have the required level of security clearance, but you’re not available for another 4-6 weeks, that could work. Whilst the preference is for someone More ❯

PLC Software Engineer Security Cleared - Siemens Berkshire Contract Outside IR35 - £55hr 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; The successful PLC … Software Engineer will be responsible for updating, mo click apply for full job details More ❯

Golang Developer - Hybrid - Contract Opportunity Description We're looking for an enthusiastic, diligent Golang Software Engineer to work on a Loyalty and Benefits platform for our client. The candidate should have excellent soft skills, strong technical ability with an extensive passion to learn. As a Software Engineer, you will be building and enhancing features in the … Account domain. You will also coordinate and work with other Engineers across the platform to share knowledge and principals. Key Skills Golang REST software development Kafka rabbitmq rally Jira Job Title: Software Engineer Location: Burgess Hill, UK Rate/Salary: .00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell More ❯

Golang Developer - Hybrid - Contract Opportunity Description We're looking for an enthusiastic, diligent Golang Software Engineer to work on a Loyalty and Benefits platform for our client. The candidate should have excellent soft skills, strong technical ability with an extensive passion to learn. As a Software Engineer, you will be building and enhancing features in the … Account domain. You will also coordinate and work with other Engineers across the platform to share knowledge and principals. Key Skills Golang REST software development Kafka rabbitmq rally Jira Job Title: Software Engineer Location: Burgess Hill, UK Rate/Salary: 200.00 - 270.00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road More ❯

World Class Defence Organisation is currently looking to recruit 3x C#/C++ Software Engineer subcontractors on an initial 12 month contract. Job Title: C#/C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid/Remote working: The role will be a hybrid role of 3 or 4 days per week onsite. The role … per week will be calculated at time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C#/C++ Software Engineer Job Description: 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 … 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 ❯

Embedded C++ Software Engineer (Senior/Principal) Location: Hampshire Contract length: 6 months Work model: 1 - 4 days per week in the office. (Flexible working is available, though this project will require regular onsite presence depending on project needs.) *Candidates must hold, or be able to obtain, SC clearance* The role We are supporting a client in the … defence sector who is seeking a Software Engineer to join their Integrated Sensors & Protection line of business. Direct industry experience is desirable but not essential. The role will involve developing a new generation of features and capabilities using innovative software solutions - and we need you to help create them. Essential: Bare-metal Embedded C++ software development … interfaces (eg CAN bus, I2C, SPI, GPIO) Familiarity with tools and approaches to Embedded development Useful to have: C# application development Experience developing Windows & Linux applications Familiarity with the software life cycle processes Knowledge of configuration management tools (eg Git) Software design experience (eg SysML/UML) Test case/procedure development experience Experience of iterative development life More ❯

demands - more detail below) Duration: 6 month contract Rate: 64.22ph UMB (Inside IR35) Role details: Our client, a prominent player in the Defence & Security sector, is seeking a Principal Software Engineer for a contract position in Southampton. This opportunity involves working on innovative software solutions for integrated sensors and protection systems, requiring both on-site and flexible … working arrangements. Key Responsibilities: Developing bare metal embedded C++ software Working with embedded interfaces such as CAN bus, I2C, SPI, GPIO Employing tools and approaches specific to embedded development Collaborating on-site in Southampton 1-4 days a week, with flexibility depending on project needs Maintaining SC clearance or the ability to obtain it for UK eyes-only projects … Job Requirements: Experience with Software Engineering, Embedded C/C++, and Linux Proficiency in UML and embedded Linux Hands-on experience with bare metal embedded C++ software development Familiarity with embedded interfaces and development tools Ability to work both on-site in Southampton and remotely as required Eligibility for SC clearance to work on specific projects Desirable Skills More ❯

Senior Software Engineer – IAM Our client is in need of a Senior Software Engineer with experience in Identity and Access Management (IAM) systems. The ideal candidate is skilled in Python, JavaScript/TypeScript, and/or Java, and can design and deliver scalable APIs and modern data workflows. This is a hands-on role where you … lifecycle management. Responsibilities: Build and scale APIs using FastAPI (Python), ExpressJS (Node.js/TypeScript), or Spring Boot (Java) to power identity lifecycle management systems. Own the end-to-end software lifecycle: design, code, deploy, and operate. Expertise in building and automating CI/CD pipelines with Jenkins, GitHub Actions, or similar tools. Strong skills in Python, JavaScript/TypeScript More ❯

Senior C++ Software Engineer - Financial Services My client, a leading financial services organisation, is seeking a Senior C++ Software Engineer to join their dynamic and collaborative team. This is an exciting opportunity to contribute to high-impact projects in a fast-paced, agile environment. Key Responsibilities Analyse user requirements and translate them into robust solution designs … Develop new features and enhance existing functionality Lead code reviews and promote best practices across the team Mentor and support junior engineers Required Skills & Experience Proven commercial experience in software development using C++ Strong knowledge of SQL Proficiency in Unix/Linux environments Degree in a numeric discipline (e.g., Computer Science, Mathematics) or equivalent professional experience Excellent communication skills More ❯

Software Engineer - AI/ML | Leading Global Pharmaceutical Company My client, a leading global pharmaceutical company, is looking for an experienced Software Engineer to join their AI/ML team. This is a fantastic opportunity to contribute to cutting-edge solutions that support the development of innovative therapies and personalised medicine. Key Responsibilities Develop and maintain … Python-based web applications and supporting infrastructure. Integrate AI/ML components across frontend, backend, data, and compute environments. Deliver high-quality software following best practices, including automated testing and documentation. Monitor and improve key performance metrics across tools and services. Participate in code reviews and contribute to continuous improvement across the team. Required Skills Proficiency in Python and More ❯

This is a fantastic opportunity to work as a Sofware Engineer, on a long term contract, working for a major finance company, inside IR35 and fully remote. The key skills required for this Software Engineer role are below. Low latency FX Matching Java C++ (desirable) trading (desirable) SQL Gradle If you do have the relevant experience for … this remote Software Engineer position, please do apply. More ❯

Our client, an industry leader in the energy sector, is currently seeking a PLC Software Engineer to join their team on a contract basis. This role involves working closely with a dynamic team to ensure the successful completion of automation and commissioning projects. Software Commissioning Test Team Leader Key Responsibilities: Supervise onsite commissioning activities to ensure safe … essential. Desirable Experience: Plant Historians. Network design and configuration. Cyber Security. Functional Safety. Industrial Protocol Knowledge (IEC 61850, DNP3, Modbus, OPC etc). If you are a skilled PLC Software Engineer with a strong background in automation, SCADA, and HMI, we would love to hear from you. Apply now to join our client's innovative and forward-thinking More ❯

Principal Software Engineer Southampton 6-month contract Paying up to 65p/h (inside IR35) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance. Please only apply if suitable. Responsibilities : Creation and development of a new generation of features and capabilities using … innovative software solutions Provide software support to the Integrated Sensors & Protection line of business. Tasked with C# application development Familiarity with the tools and approaches to embedded development Bare metal embedded C++ software development Experience required: Familiarity with Configuration Management process and tools e.g., Git Familiar with Embedded interfaces, e.g., CAN bus, I2C, SPI, GPIO Software More ❯

Principal Software Engineer Southampton 6-month contract Paying up to £65p/h (inside IR35) Please note that due to the nature of the work, you will need to be eligible to obtain a high level of UK security clearance. Please only apply if suitable. Responsibilities : Creation and development of a new generation of features and capabilities using … innovative software solutions Provide software support to the Integrated Sensors & Protection line of business. Tasked with C# application development Familiarity with the tools and approaches to embedded development Bare metal embedded C++ software development Experience required: Familiarity with Configuration Management process and tools e.g., Git Familiar with Embedded interfaces, e.g., CAN bus, I2C, SPI, GPIO Software More ❯

Embedded C++ Software Engineer (Senior/Principal) We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business. Direct industry experience is not required, we are happy to explore all backgrounds. We want to develop a new generation of features and capabilities using innovative software solutions and we need … you to create them. What we are looking for: Essential • Bare metal embedded C++ software development • Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO • Familiarity with the tools and approaches to embedded development Useful to have • C# application development • Developing Windows & Linux applications • Familiarity with the Software lifecycle processes • Familiarity with Configuration Management process and tools e.g. git … Software design e.g. SysML/UML • Test case/procedure development • Iterative development lifecycles (for example tailored Agile.) • Tools associated with Iterative development lifecycles (Jira/DevOps.) • Docker, Virtual machines and Continuous Integration (CI) tools e.g. Jenkins More ❯

As a Senior Embedded Software Engineer, you will be responsible for the design, development, testing, and integration of embedded software for next-generation chemical and explosive trace detection products. Working within an Agile team of 4 to 6 engineers, you will collaborate closely with software and firmware engineers to deliver robust software solutions running on … ARM Cortex M33 microcontrollers and FreeRTOS real-time operating systems. Your role includes interpreting UML-based architectural designs, participating in design and code reviews, debugging, and maintaining software architecture and documentation. A regular on-site presence at the Hemel Hempstead site is required to facilitate close interaction with prototype and production hardware. Security clearance (BPSS on joining and eligibility … for SC clearance) is mandatory. Skills: Minimum 5 years' experience in embedded software development Strong proficiency in C and C++ programming Experience with ARM Cortex-M microcontrollers (Armv8-M, Cortex-M4, Cortex-M33, STM32) Familiarity with embedded real-time operating systems, especially FreeRTOS (also Keil RTX, ThreadX) Knowledge of embedded system design including hardware components and interfaces Experience with More ❯

Senior Embedded C++ Software Engineer 62ph (Inside IR35) Southampton (Hybrid) Initial 6 month contract Our Southampton facility is a leading UK centre of excellence for electro-optics, photonics, and laser-based technologies. The site focuses on the design, development, and manufacture of advanced systems used across defence, aerospace, and security applications. We play an important role in supplying … critical technologies to both the UK armed forces and international partners, contributing to next-generation capabilities in multiple domains. We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business. Direct industry experience is not required, we are happy to explore all backgrounds. We want to develop a new generation of features … and capabilities using innovative software solutions and we need you to create them. Essential Bare metal embedded C++ software development Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO Familiarity with the tools and approaches to embedded development Work in our Southampton office 1-4 days a week. Employees are welcome to work onsite 5 days a week, but More ❯

Senior Embedded C++ Software Engineer £62ph (Inside IR35) Southampton (Hybrid) Initial 6 month contract Our Southampton facility is a leading UK centre of excellence for electro-optics, photonics, and laser-based technologies. The site focuses on the design, development, and manufacture of advanced systems used across defence, aerospace, and security applications. We play an important role in supplying … critical technologies to both the UK armed forces and international partners, contributing to next-generation capabilities in multiple domains. We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business. Direct industry experience is not required, we are happy to explore all backgrounds. We want to develop a new generation of features … and capabilities using innovative software solutions and we need you to create them. Essential Bare metal embedded C++ software development Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO Familiarity with the tools and approaches to embedded development Work in our Southampton office 1-4 days a week. Employees are welcome to work onsite 5 days a week, but More ❯

Software Engineer – AI & Data Platforms - Government We are looking for experienced Software Engineers to join a high-profile programme building secure, scalable digital platforms that integrate advanced AI services. You will be part of a cross-functional scrum team, developing the foundational business layer that powers next-generation personalised digital journeys. Key Responsibilities Design, build and maintain … integrate AI-driven services. Contribute to CI/CD pipelines, automated testing, and monitoring. Work in an agile environment, contributing to iterative delivery and technical documentation. Essential Skills Strong software engineering expertise in Node.js, JavaScript/TypeScript . Proven experience with AWS Lambda and serverless architectures. Track record delivering secure, scalable digital services in high-volume environments. Knowledge of … agile delivery, automated testing, and CI/CD. Familiarity with secure coding practices and compliance standards. Desirable Skills Background in security engineering (for one of the engineer roles). Experience integrating AI/LLM services into production systems. Knowledge of accessibility standards and government service patterns. More ❯

New contract Role SC Cleared Software engineer £475 Inside ir35 2 days onsite to your local office - London, Manchester, Cardiff Requirements Must be able to go onsite x2 a weekSC Clearance (valid) Skillset required Python Django More ❯

Location: Reading Contract Type: IR35 Exempt, Small Business Duration: 6 months (with strong potential to extend) Rate: Competitive, based on experience Were on the hunt for a hands-on Software Engineer whos passionate about turning complex visual data into powerful, real-time solutions. This is your chance to make a real impact where your ideas wont just be More ❯

Reading Contract Type: IR35 Exempt, Small Business Duration: 6 months (with strong potential to extend) Rate: Competitive, based on experience We re on the hunt for a hands-on Software Engineer who s passionate about turning complex visual data into powerful, real-time solutions. This is your chance to make a real impact where your ideas won t More ❯

Reading Contract Type: IR35 Exempt, Small Business Duration: 6 months (with strong potential to extend) Rate: Competitive, based on experience We’re on the hunt for a hands-on Software Engineer who’s passionate about turning complex visual data into powerful, real-time solutions. This is your chance to make a real impact where your ideas won’t More ❯