1 to 25 of 74 Software Engineer Jobs in Essex

Senior Software Engineer Salary: £55,000 - £65,000 Location: Birmingham (Hybrid - 2 days per week in office) Industry: Sustainable Technology/Data & Analytics Platforms The Opportunity I'm recruiting for a growing Birmingham-based tech company that's building open, scalable software used to power data-driven … platforms in the sustainability and energy space. This is an exciting opportunity for a Senior Software Engineer who wants to work on meaningful products, influence technical decisions, and be part of a team that genuinely values good engineering. You'll be joining a close-knit engineering team ...

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 ...

Graduate Software Engineer – High-Growth Research & Technology Company (Near Cambridge) My client is a fast-growing research and technology company near Cambridge, seeking a Graduate R&D Software Engineer to support a broad range of research and development activities. This is an exciting entry-level opportunity … motivated early-career engineer who enjoys variety, problem-solving, and working in a fast-paced, hands-on environment. Key Responsibilities Design and develop innovative software solutions in collaboration with the engineering team Build tools and methods for data gathering, preprocessing, and optimisation for machine learning and algorithm development ...

Senior Software Engineer – C/C++ ARCA is currently looking for a Senior Software Engineer to join on a short-term contract to help support an automotive/motorsport engineering programme. This role suits someone comfortable working close to real-time systems, networking and performance-critical … software, typically found in vehicle platforms, simulation, data or control environments. Key Responsibilities Develop and maintain high-performance C/C++ software Work on concurrent, parallel and asynchronous systems Contribute to distributed, real-time architectures (pub/sub models, time-synchronised systems) Key Skills & Experience Strong C/ ...

Senior Software Engineer – C/C++ ARCA is currently looking for a Senior Software Engineer to join on a short-term contract to help support an automotive/motorsport engineering programme. This role suits someone comfortable working close to real-time systems, networking and performance-critical … software, typically found in vehicle platforms, simulation, data or control environments. Key Responsibilities Develop and maintain high-performance C/C++ software Work on concurrent, parallel and asynchronous systems Contribute to distributed, real-time architectures (pub/sub models, time-synchronised systems) Key Skills & Experience Strong C/ ...

Senior Software Engineer – C/C++ ARCA is currently looking for a Senior Software Engineer to join on a short-term contract to help support an automotive/motorsport engineering programme. This role suits someone comfortable working close to real-time systems, networking and performance-critical … software, typically found in vehicle platforms, simulation, data or control environments. Key Responsibilities Develop and maintain high-performance C/C++ software Work on concurrent, parallel and asynchronous systems Contribute to distributed, real-time architectures (pub/sub models, time-synchronised systems) Key Skills & Experience Strong C/ ...

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 ...

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 ...

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 ...

what we do and are looking for more brilliant people to join our team. The Role We are looking for an experienced Senior Software Engineer – ATE to take a technical role in developing and maintaining automated test systems used to validate our advanced embedded computing products by operations. … exacting standards for performance and reliability and to support the rapidly growing production of our products. What will I be delivering? As a Senior Software Engineer within the ATE team, you will be responsible for the design, architecture, and implementation of complex automated test software solutions. ...

what we do and are looking for more brilliant people to join our team. The Role We are looking for an experienced Senior Software Engineer – ATE to take a technical role in developing and maintaining automated test systems used to validate our advanced embedded computing products by operations. … exacting standards for performance and reliability and to support the rapidly growing production of our products. What will I be delivering? As a Senior Software Engineer within the ATE team, you will be responsible for the design, architecture, and implementation of complex automated test software solutions. ...

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 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 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 ...

About the Team We are looking for a Software engineer with strong record in software development and interested in developing services for one of the most internationally used data resources in biological science, UniProt. Our team is very dynamic and interdisciplinary comprising talented and enthusiastic software … large and diverse research community in genomics, proteins and proteomics. Duties & Responsibilities As part of your daily work, you will be designing and developing software and APIs for the UniProt data services and website, providing protein information to the scientific community and computational biologists. You will also be working ...

Software Engineer – Near Cambridge My client, a fast-growing AI company based near Cambridge, is seeking talented Software Engineers to join a small but rapidly expanding development team. This is an opportunity to work on a wide variety of projects—from early-stage prototypes to fully developed … hands-on role offering autonomy, responsibility, and exposure to diverse technical domains across the full R&D lifecycle. Key Responsibilities Designing and developing software for both prototype systems and production-ready products Working across multiple projects concurrently and adapting to varied technical challenges Collaborating with multidisciplinary engineers to integrate ...

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. ...

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. ...

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. ...

looking for a Developer with a strong record in software development and interest in developing AI-based systems for one of the most internationally used data resources in biological science, UniProt. Our team is very dynamic and interdisciplinary, comprising talented and enthusiastic software engineers and bioinformaticians working closely … documented code. You will also be interested in exploring innovative AI-driven approaches to enhance annotation quality and scalability. Your role As a Software Engineer or Bioinformatician in the Computational Annotation team, you will contribute to the design, development, and optimization of UniProts large-scale annotation systems. Your ...

Senior/Principal Software Engineer .NET £85,000-£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 … quality, resilience, and 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 ...

Senior/Principal Software Engineer .NET £85,000-£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 … quality, resilience, and 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 ...

Senior/Principal Software Engineer .NET £85,000-£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 … quality, resilience, and 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 ...

looking for a Software engineer with strong record in software development and interested in solving scientific questions related to Big data in biology. The successful candidate will be working in the organisation of large data sets of proteins for thousands of organisms in the database. This … challenging and central development which requires mathematical and statistical expertise as well as strong software development skills. Proteins are the building blocks of life and knowing how they function in the cells of living organisms gives us an insight on their health and disease states. A Proteome ...

fast-growing AI-driven SaaS company is hiring three Senior Software Engineers to join its engineering team. These are hands-on roles with a strong backend and architectural focus, ideal for engineers who enjoy working in scale up or startup environments and want to build high-quality, cloud-native … software that powers real-world automation. You'll be part of cross-functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical direction. Role ...