Senior software developer jobs in Ballymena - Page 3Create job alerts

React-style front ends with Spring Boot microservices, cloud deployment on AWS (and some Azure exposure) supported by Git-based CI/CD (GitLab and tools like Jenkins/Concourse), and data/integration components including MongoDB, Kafka and REST/HTTP APls;.Engineering practices emphasize Agile with TDD

This role is within the Technical job family and is a Software Developer role at Senior Developer level but carries the titleSenior Software Developer DTS. As a Senior Software Developer at HMCTS you will work with a wide range of stakeholders such as user researchers, product managers, designers, b

Our recruitment firm represents a client currently seeking an accomplished Senior Software Developer to join their dynamic team. This role is an excellent opportunity to utilise your extensive skills to produce scalable software solutions, contributing across the entire software development life cyc

At think‑cell, we are continuously improving how professionals create business presentations by introducing smarter automation and assistance features into our product.In this role, you will help turn new ideas and early AI‑driven concepts into reliable features used by more than 1.You will buil

An innovative energy technology company is seeking a Senior Software Developer for a remote contract role in South England. Ideal candidates will have extensive software development experience, capability in engaging finance stakeholders, and proficiency in Ruby on Rails.

At Point of Rental Software, we revolutionize the rental industry by providing cutting-edge, comprehensive software solutions tailored to our customers' needs. Our software suite streamlines operations, enhances customer experiences, and maximizes profitability for global rental businesses of all si

TherapyNotes is seeking a Senior Software Developer to help drive the evolution of our platform. Work on software that supports mental health professionals, contribute to meaningful technical decisions, and be part of a collaborative, quality focused engineering culture. TherapyNotes is the go-to su

Senior Full Stack Software Developer. Significant commercial experience operating at senior developer level in both back‑end and front‑end areas. You will work on software that genuinely matters, alongside people who value collaboration, ownership, and integrity.

A leading recruitment firm is seeking a Senior Software Developer in the UK to join a dynamic team. The successful candidate will utilize their skills to produce scalable software solutions, contributing across the entire software development cycle. Responsibilities include collaborating with teams,

At think‑cell, we’re not just building innovative software – we’re empowering over 1.

We're looking for a Senior Developer/engineer who's genuinely ready for a senior role — someone who can own the full software lifecycle, shape technical direction, and raise the bar for the team around them. At tombola, senior developers have genuine influence. The best senior developers here do b

Senior Software Developer will engage with Accounting, Controlling and FP&A stakeholders to elicit, clarify and challenge requirements before software development starts. Job Title: Senior Software Developer. Our client is an energy technology company seeking to recruit a Senior Software Developer f

A leading consulting firm is seeking a Senior Software Developer for a 6-month remote contract. This role requires extensive experience in enterprise software development, focusing on business analysis within finance.

Software Developer, Senior Software Developer. Are you looking to work at a company built by Developers for Developers? Are you looking to work in a genuinely Lean Agile way, where there is no enforced overtime or crunch? Do you want to work in a high-quality environment where you can choose your to

A governmental agency in the UK is looking for a Senior Software Developer to deliver innovative public services by collaborating with various stakeholders. The successful applicant will mentor junior engineers and ensure code quality while supporting software maintenance.

Samsara is hiring a Senior Software Engineer II to join our Operational Excellence (OPX) team within the Developer Experience (DevEx) organization. Experience implementing AI‑driven automation across the software development lifecycle to reduce developer friction, automate repetitive technical tas

This is a contractor assignment for an experienced Senior Software Developer with a strong focus on business analysis and pre-development solution shaping within a finance environment. Extensive experience as a senior software developer in complex, enterprise environments. Engage with Accounting, Co

Graduate Software Developer - Remote, Train in C#, SQL, PHP, Azure.

Key Responsibilities Design, develop, and maintain applications in C and C++ Optimise code for performance, memory usage, and scalability Work on system-level programming, APIs, and backend components Debug and resolve complex technical issues Collaborate with cross-functional teams including data,

Strong understanding of software architecture and clean code principles. Experience scaling or evolving production software platforms. We are recruiting for a Senior Full Stack Python Engineer to join a technology business that forms part of a well-established group.

We’re partnering with a global leader in eCommerce automation, as they continue to scale their engineering teams with the addition of a Senior Software Engineer. You’ll play a key role in building scalable software solutions used by global businesses selling across platforms including Amazon, eB

Design verification mechanisms that can automatically verify a solution to a software engineering task. Strong expertise in building full-stack applications and deploying scalable, production-grade software using modern languages and tools. Deep understanding of software architecture, design, develo

Lead / Founding Engineer (Stealth Consumer Startup).We’re currently partnered with a stealth, early-stage consumer startup building a new interactive web platform.They’re looking for a Lead / Founding Engineer to join at an early stage and take ownership of building the product from the ground u

Educating junior developers on best practices. Certified as PL-400 Power Platform Developer.

Senior Software Engineer (Backend - Rust). Experienced software engineer with a track record of building and operating Rust services in production environments.

Hypothesize on steps in the software engineering cycle (prototyping, architecture design, API design, production implementation, launch, experiments, monitoring, operational maintenance) and evaluate model capabilities on them. Design verification mechanisms that can automatically verify a solution

Senior Software Engineer | Remote | £60,000 - £70,000 |. Net Developer | Full stack Developer |. Software within the Proptech industry.

Senior Rust Engineer – High-Frequency Trading.

Enhancing CI/CD pipelines, testing strategies, and deployment workflows to improve developer experience.

As we expand our core engineering team, we are seeking an exceptional Senior Python Django Developer to help architect, build, and scale our high-performance systems. As a Senior Developer, you will be working on a sophisticated AI-powered algorithm platform, responsible for the core services, APIs,

We’re partnering with an exciting SaaS startup that’s gearing up for its next phase of growth, and they’re looking for a Senior Engineer to join them at a pivotal moment.

As a Senior Software Engineer at Aveni, you’ll be responsible for building and scaling the products that sit on top of FinLLM (the UK's first LLM for the Financial Services industry) and other LLMs, enabling financial institutions to adopt AI safely and effectively. Our engineering team includes e

Software engineer with 5+ years experience in developing clean, maintainable, performant code. You are reliable, take pride in delivering robust software and are willing to be on call to support the systems you develop. You’re able to precisely articulate software concepts and designs.

We are only accepting applications through the LinkedIn Easy Apply process, please do not send any direct emails or messages, they will be ignored!.Technical Lead / Platform Engineer — Stoc (Contract → Full-time)**.Stoc is a product intelligence platform for retail.We use computer vision and AI

Tech is looking for a Senior Software Engineer with passion for teamwork and a collaborative mind. With nearly a decade of industry expertise, we don’t just build software - we craft tailored solutions that drive innovation. Proven experience of backend software development experience in.

Senior Spacecraft Software Engineer. We are proud to be supporting a world-leading space-to-cloud analytics company in their search for a Senior Spacecraft Software Engineer. Our client is seeking a Senior Spacecraft Software Engineer with deep technical foundations in embedded systems and GNSS sign

Morson Edge are seeking a skilled Golang Engineer to join a major replatforming and migration project focused on modernising existing software platforms and infrastructure. You will work closely with DevOps and infrastructure teams, combining software engineering expertise with a strong operational

Develop and support software including applications, database integration, interfaces, and new functionality enhancements. Experience with Agile or Scrum software development methodologies.

Neptune Digital is a UK-based digital consultancy delivering exceptional software, design, and digital experiences for ambitious organisations.

Mirada’s Development Team are seeking a self-motivated software engineer with an interest in the medical imaging domain to participate in the design and development of Mirada’s global software systems. Understanding the full software development lifecycle. Working collaboratively within small mu

Hiring Now: Full Stack Ruby Developer (Contract).

We are partnering with a fast-growing consumer beauty brand group to hire a commercially-minded Web Developer who will take full ownership of their Shopify Plus ecommerce estate across a portfolio of three high-growth DTC brands. The role offers real creative and technical freedom, a direct line to

Proven experience in a senior or lead role with hands-on team leadership experience: running 1:1s, setting goals, conducting reviews, and developing team members. We need a Lead Full-Stack Developer who can own the architecture of these systems and build the engineering team that delivers them. Prov

This is a fantastic opportunity for a Software Engineer who enjoys building clean, maintainable software within a collaborative SaaS environment. Solid commercial experience within a Software Engineering role. If you’re a Software Engineer looking to join a collaborative, modern engineering enviro

We’re growing our engineering team and looking for a talented Software Engineer with strong. Understanding of software development methodologies like Agile, Scrum, and Waterfall.

We create digital solutions such as mobile apps, websites and bespoke applications, for social care.Our work helps the public sector support vulnerable people such as children in care, families with disabled children, care experienced young people, families who need additional support and adults who

Experience in a regulated software environment (medical devices, fintech, defence, or similar). We are an Imperial College London med tech spinout building AI-powered clinical decision-support tools certified as Software as a Medical Device (SaMD). Write software that meets medical device quality st

As a Senior Java Engineer, you will be a core contributor to our distributed financial platform - going beyond coding to actively shape architecture, drive engineering excellence, and help build systems that are scalable, observable, and regulation-ready.